Arbitrary file overwrite via upload path traversal
Published Jun 15, 2026 · Updated Jun 15, 2026
Path traversal in Cisco Catalyst SD-WAN Manager allows remote authenticated users with write access to overwrite arbitrary system files. The SdraAnyConnectFileUploadHandler accepts ../ sequences in an uploaded AnyConnect profile filename and writes the file outside its intended directory. A lower-privileged, single-task account with write access can place a WAR file in the WildFly deployment directory, where it is loaded for code execution and later root elevation.
Summary
What happened
Path traversal in Cisco Catalyst SD-WAN Manager allows remote authenticated users with write access to overwrite arbitrary system files. The SdraAnyConnectFileUploadHandler accepts ../ sequences in an uploaded AnyConnect profile filename and writes the file outside its intended directory. A lower-privileged, single-task account with write access can place a WAR file in the WildFly deployment directory, where it is loaded for code execution and later root elevation.
The record
- CVE
- CVE-2026-20262
- Published
- Jun 15, 2026
- Updated
- Jun 15, 2026
- Vendor
- ClamAV
- Product
- Cisco Catalyst SD-WAN Manager
- Classifications
- CWE-22, T1190
- Attack vector
- network
- Privileges
- authenticated
Timeline
How it unfolded
- Jun 15, 2026Exploitation reportedCISA Known Exploited Vulnerabilities Catalog listing
- Jun 15, 2026CVE publishedPublication date reported by the CVE source.
- Jun 15, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
Compare your product and version with the public record. A matching version still requires validation against your environment.
Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=17.2.10
- Affected versionversion=17.2.4
- Affected versionversion=17.2.5
- Affected versionversion=17.2.6
- Affected versionversion=17.2.7
- Affected versionversion=17.2.8
- Affected versionversion=17.2.9
- Affected versionversion=18.2.0
- Affected versionversion=18.3.0
- Affected versionversion=18.3.1
- Affected versionversion=18.3.1.1
- Affected versionversion=18.3.3
- Affected versionversion=18.3.3.1
- Affected versionversion=18.3.4
- Affected versionversion=18.3.5
- Affected versionversion=18.3.6
- Affected versionversion=18.3.6.1
- Affected versionversion=18.3.7
- Affected versionversion=18.3.8
- Affected versionversion=18.4.0
- Affected versionversion=18.4.0.1
- Affected versionversion=18.4.1
- Affected versionversion=18.4.3
- Affected versionversion=18.4.302
- Affected versionversion=18.4.303
- Affected versionversion=18.4.4
- Affected versionversion=18.4.5
- Affected versionversion=18.4.501_ES
- Affected versionversion=18.4.6
- Affected versionversion=19.0.0
- Affected versionversion=19.0.1a
- Affected versionversion=19.1.0
- Affected versionversion=19.2.0
- Affected versionversion=19.2.097
- Affected versionversion=19.2.098
- Affected versionversion=19.2.099
- Affected versionversion=19.2.1
- Affected versionversion=19.2.2
- Affected versionversion=19.2.3
- Affected versionversion=19.2.31
- Affected versionversion=19.2.32
- Affected versionversion=19.2.4
- Affected versionversion=19.2.4.0.1
- Affected versionversion=19.2.4.0.8
- Affected versionversion=19.2.4.0.9
- Affected versionversion=19.2.929
- Affected versionversion=19.3.0
- Affected versionversion=20.10.1
- Affected versionversion=20.10.1.1
- Affected versionversion=20.10.1.2
- Affected versionversion=20.10.1_LI_Images
- Affected versionversion=20.1.1
- Affected versionversion=20.1.1.1
- Affected versionversion=20.11.1
- Affected versionversion=20.11.1.1
- Affected versionversion=20.11.1.2
- Affected versionversion=20.11.1_LI_Images
- Affected versionversion=20.1.12
- Affected versionversion=20.1.2
- Affected versionversion=20.12.1
- Affected versionversion=20.12.1_LI_Images
- Affected versionversion=20.12.2
- Affected versionversion=20.12.2_LI_Images
- Affected versionversion=20.12.3
- Affected versionversion=20.12.3.1
- Affected versionversion=20.12.3_LI_Images
- Affected versionversion=20.12.4
- Affected versionversion=20.12.4.0.03
- Affected versionversion=20.12.401
- Affected versionversion=20.12.4.0.4
- Affected versionversion=20.12.4.0.6
- Affected versionversion=20.12.4.1
- Affected versionversion=20.12.4.1_LI_Images
- Affected versionversion=20.12.4_LI_Images
- Affected versionversion=20.12.4_Monthly_ES5
- Affected versionversion=20.12.5
- Affected versionversion=20.12.501
- Affected versionversion=20.12.5.1
- Affected versionversion=20.12.5.1.01
- Affected versionversion=20.12.5.1_LI_Images
- Affected versionversion=20.12.5.2
- Affected versionversion=20.12.5.2_LI_Images
- Affected versionversion=20.12.5.3
- Affected versionversion=20.12.5.3_LI_Images
- Affected versionversion=20.12.5.4
- Affected versionversion=20.12.5.4_LI_ Images
- Affected versionversion=20.12.5_LI_Images
- Affected versionversion=20.12.6
- Affected versionversion=20.12.6.1
- Affected versionversion=20.12.6.1_LI_Images
- Affected versionversion=20.12.6.2
- Affected versionversion=20.12.6.2_LI_Images
- Affected versionversion=20.12.6_LI_Images
- Affected versionversion=20.12.7
- Affected versionversion=20.12.7.1
- Affected versionversion=20.12.7.1_LI_Images
- Affected versionversion=20.12.7_LI_Images
- Affected versionversion=20.1.2_937
- Affected versionversion=20.1.3
- Affected versionversion=20.1.3.1
- Affected versionversion=20.13.1
- Affected versionversion=20.13.1_LI_Images
- Affected versionversion=20.14.1
- Affected versionversion=20.14.1_LI_Images
- Affected versionversion=20.15.1
- Affected versionversion=20.15.1_LI_Images
- Affected versionversion=20.15.2
- Affected versionversion=20.15.2_LI_Images
- Affected versionversion=20.15.3
- Affected versionversion=20.15.3.1
- Affected versionversion=20.15.3_ LI _Images
- Affected versionversion=20.15.4
- Affected versionversion=20.15.4.1
- Affected versionversion=20.15.4.1_LI_Images
- Affected versionversion=20.15.4.2
- Affected versionversion=20.15.4.2_LI_Images
- Affected versionversion=20.15.4.3
- Affected versionversion=20.15.4.3_LI_Images
- Affected versionversion=20.15.4.4
- Affected versionversion=20.15.4.4_LI_Images
- Affected versionversion=20.15.4_LI_Images
- Affected versionversion=20.15.5
- Affected versionversion=20.15.5.1
- Affected versionversion=20.15.5.1_LI_Images
- Affected versionversion=20.15.5.2
- Affected versionversion=20.15.5.2_LI_Images
- Affected versionversion=20.15.5_LI_Images
- Affected versionversion=20.16.1
- Affected versionversion=20.16.1_LI_Images
- Affected versionversion=20.18.1
- Affected versionversion=20.18.1_LI_Images
- Affected versionversion=20.18.2
- Affected versionversion=20.18.2.1
- Affected versionversion=20.18.2.1_LI_Images
- Affected versionversion=20.18.2.2
- Affected versionversion=20.18.2.2_LI_Images
- Affected versionversion=20.18.2_LI_Images
- Affected versionversion=20.18.3
- Affected versionversion=20.18.3_LI_Images
- Affected versionversion=20.3.1
- Affected versionversion=20.3.2
- Affected versionversion=20.3.2.0.5
- Affected versionversion=20.3.2.0.6
- Affected versionversion=20.3.2.1
- Affected versionversion=20.3.2.1_927
- Affected versionversion=20.3.2.1_930
- Affected versionversion=20.3.2_925
- Affected versionversion=20.3.2_928
- Affected versionversion=20.3.2_929
- Affected versionversion=20.3.2_937
- Affected versionversion=20.3.3
- Affected versionversion=20.3.3.0.14
- Affected versionversion=20.3.3.0.16
- Affected versionversion=20.3.3.0.17
- Affected versionversion=20.3.3.0.18
- Affected versionversion=20.3.3.0.2
- Affected versionversion=20.3.3.0.4
- Affected versionversion=20.3.3.0.8
- Affected versionversion=20.3.3.1
- Affected versionversion=20.3.3.1.1
- Affected versionversion=20.3.3.1.10
- Affected versionversion=20.3.3.1.2
- Affected versionversion=20.3.3.1.5
- Affected versionversion=20.3.3.1.7
- Affected versionversion=20.3.3.2
- Affected versionversion=20.3.4
- Affected versionversion=20.3.4.0.1
- Affected versionversion=20.3.4.0.11
- Affected versionversion=20.3.4.0.19
- Affected versionversion=20.3.4.0.20
- Affected versionversion=20.3.4.0.24
- Affected versionversion=20.3.4.0.25
- Affected versionversion=20.3.4.0.26
- Affected versionversion=20.3.4.0.5
- Affected versionversion=20.3.4.0.6
- Affected versionversion=20.3.4.0.9
- Affected versionversion=20.3.4.1
- Affected versionversion=20.3.4.1.1
- Affected versionversion=20.3.4.1.2
- Affected versionversion=20.3.4.2
- Affected versionversion=20.3.4.2.1
- Affected versionversion=20.3.4.2.2
- Affected versionversion=20.3.4.3
- Affected versionversion=20.3.5
- Affected versionversion=20.3.5.0.7
- Affected versionversion=20.3.5.0.8
- Affected versionversion=20.3.5.0.9
- Affected versionversion=20.3.5.1
- Affected versionversion=20.3.6
- Affected versionversion=20.3.7
- Affected versionversion=20.3.7.1
- Affected versionversion=20.3.7.2
- Affected versionversion=20.3.8
- Affected versionversion=20.3.813
- Affected versionversion=20.3.814
- Affected versionversion=20.4.1
- Affected versionversion=20.4.1.0.01
- Affected versionversion=20.4.1.0.02
- Affected versionversion=20.4.1.0.1
- Affected versionversion=20.4.1.1
- Affected versionversion=20.4.1.1.5
- Affected versionversion=20.4.1.2
- Affected versionversion=20.4.2
- Affected versionversion=20.4.2.0.1
- Affected versionversion=20.4.2.0.2
- Affected versionversion=20.4.2.0.4
- Affected versionversion=20.4.2.1
- Affected versionversion=20.4.2.1.1
- Affected versionversion=20.4.2.2
- Affected versionversion=20.4.2.2.1
- Affected versionversion=20.4.2.2.2
- Affected versionversion=20.4.2.2.3
- Affected versionversion=20.4.2.2.4
- Affected versionversion=20.4.2.2.8
- Affected versionversion=20.4.2.3
- Affected versionversion=20.5.0.1.1
- Affected versionversion=20.5.1
- Affected versionversion=20.5.1.0.1
- Affected versionversion=20.5.1.0.2
- Affected versionversion=20.5.1.1
- Affected versionversion=20.5.1.2
- Affected versionversion=20.6.0.18.3
- Affected versionversion=20.6.0.18.4
- Affected versionversion=20.6.1
- Affected versionversion=20.6.1.0.1
- Affected versionversion=20.6.1.1
- Affected versionversion=20.6.1.2
- Affected versionversion=20.6.2
- Affected versionversion=20.6.2.0.4
- Affected versionversion=20.6.2.1
- Affected versionversion=20.6.2.2
- Affected versionversion=20.6.2.2.2
- Affected versionversion=20.6.2.2.3
- Affected versionversion=20.6.2.2.4
- Affected versionversion=20.6.2.2.7
- Affected versionversion=20.6.3
- Affected versionversion=20.6.3.0.10
- Affected versionversion=20.6.3.0.11
- Affected versionversion=20.6.3.0.14
- Affected versionversion=20.6.3.0.18
- Affected versionversion=20.6.3.0.19
- Affected versionversion=20.6.3.0.2
- Affected versionversion=20.6.3.0.23
- Affected versionversion=20.6.3.0.25
- Affected versionversion=20.6.3.0.27
- Affected versionversion=20.6.3.0.29
- Affected versionversion=20.6.3.0.31
- Affected versionversion=20.6.3.0.32
- Affected versionversion=20.6.3.0.33
- Affected versionversion=20.6.3.0.38
- Affected versionversion=20.6.3.0.39
- Affected versionversion=20.6.3.0.40
- Affected versionversion=20.6.3.0.41
- Affected versionversion=20.6.3.0.45
- Affected versionversion=20.6.3.0.46
- Affected versionversion=20.6.3.0.47
- Affected versionversion=20.6.3.0.5
- Affected versionversion=20.6.3.0.51
- Affected versionversion=20.6.3.0.7
- Affected versionversion=20.6.3.1
- Affected versionversion=20.6.3.1.1
- Affected versionversion=20.6.3.2
- Affected versionversion=20.6.3.3
- Affected versionversion=20.6.3.4
- Affected versionversion=20.6.4
- Affected versionversion=20.6.4.0.19
- Affected versionversion=20.6.4.0.21
- Affected versionversion=20.6.4.0.4
- Affected versionversion=20.6.4.1
- Affected versionversion=20.6.4.2
- Affected versionversion=20.6.5
- Affected versionversion=20.6.5.1
- Affected versionversion=20.6.5.1.10
- Affected versionversion=20.6.5.1.11
- Affected versionversion=20.6.5.1.13
- Affected versionversion=20.6.5.1.14
- Affected versionversion=20.6.5.1.2
- Affected versionversion=20.6.5.1.3
- Affected versionversion=20.6.5.1.4
- Affected versionversion=20.6.5.1.5
- Affected versionversion=20.6.5.1.6
- Affected versionversion=20.6.5.1.7
- Affected versionversion=20.6.5.1.9
- Affected versionversion=20.6.5.2
- Affected versionversion=20.6.5.2.1
- Affected versionversion=20.6.5.2.3
- Affected versionversion=20.6.5.2.4
- Affected versionversion=20.6.5.2.8
- Affected versionversion=20.6.5.3
- Affected versionversion=20.6.5.4
- Affected versionversion=20.6.5.5
- Affected versionversion=20.6.6
- Affected versionversion=20.6.6.0.1
- Affected versionversion=20.6.7
- Affected versionversion=20.6.8
- Affected versionversion=20.7.1
- Affected versionversion=20.7.1.0.2
- Affected versionversion=20.7.1.1
- Affected versionversion=20.7.1EFT2
- Affected versionversion=20.7.2
- Affected versionversion=20.8.1
- Affected versionversion=20.9.1
- Affected versionversion=20.9.1.1
- Affected versionversion=20.9.1EFT2
- Affected versionversion=20.9.1_LI_Images
- Affected versionversion=20.9.2
- Affected versionversion=20.9.2.0.01
- Affected versionversion=20.9.2.1
- Affected versionversion=20.9.2.2
- Affected versionversion=20.9.2.3
- Affected versionversion=20.9.2_LI_Images
- Affected versionversion=20.9.3
- Affected versionversion=20.9.3.0.12
- Affected versionversion=20.9.3.0.16
- Affected versionversion=20.9.3.0.17
- Affected versionversion=20.9.3.0.18
- Affected versionversion=20.9.3.0.2
- Affected versionversion=20.9.3.0.20
- Affected versionversion=20.9.3.0.21
- Affected versionversion=20.9.3.0.23
- Affected versionversion=20.9.3.0.24
- Affected versionversion=20.9.3.0.25
- Affected versionversion=20.9.3.0.26
- Affected versionversion=20.9.3.0.29
- Affected versionversion=20.9.3.0.3
- Affected versionversion=20.9.3.0.4
- Affected versionversion=20.9.3.0.5
- Affected versionversion=20.9.3.0.7
- Affected versionversion=20.9.3.0.8
- Affected versionversion=20.9.3.1
- Affected versionversion=20.9.3.2
- Affected versionversion=20.9.3.2_LI_Images
- Affected versionversion=20.9.3_LI_ Images
- Affected versionversion=20.9.4
- Affected versionversion=20.9.4.0.4
- Affected versionversion=20.9.4.1
- Affected versionversion=20.9.4.1.1
- Affected versionversion=20.9.4.1.3
- Affected versionversion=20.9.4.1.6
- Affected versionversion=20.9.4.1_LI_Images
- Affected versionversion=20.9.4_LI_Images
- Affected versionversion=20.9.5
- Affected versionversion=20.9.5.1
- Affected versionversion=20.9.5.1.4
- Affected versionversion=20.9.5.1_LI_Images
- Affected versionversion=20.9.5.2
- Affected versionversion=20.9.5.2.1
- Affected versionversion=20.9.5.2.13
- Affected versionversion=20.9.5.2.14
- Affected versionversion=20.9.5.2.16
- Affected versionversion=20.9.5.2.21
- Affected versionversion=20.9.5.2.7
- Affected versionversion=20.9.5.2_LI_Images
- Affected versionversion=20.9.5.3
- Affected versionversion=20.9.5.3_LI_Images
- Affected versionversion=20.9.5_LI_Images
- Affected versionversion=20.9.6
- Affected versionversion=20.9.6.0.3
- Affected versionversion=20.9.6_LI_Images
- Affected versionversion=20.9.7
- Affected versionversion=20.9.7.1
- Affected versionversion=20.9.7.1_LI _Images
- Affected versionversion=20.9.7_LI _Images
- Affected versionversion=20.9.8
- Affected versionversion=20.9.8.2
- Affected versionversion=20.9.8.2_LI_Images
- Affected versionversion=20.9.8_LI_Images
- Affected versionversion=20.9.9
- Affected versionversion=20.9.9.1
- Affected versionversion=20.9.9.1_LI_Images
- Affected versionversion=20.9.9_LI_Images
- Affected versionversion=26.0.1
- Affected versionversion=26.1.1
- Affected versionversion=26.1.1.1
- Affected versionversion=26.1.1.1_LI_Images
- Affected versionversion=26.1.1_LI_Images
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
No public exploit references are available in this record.
Labels summarize the accepted research assessment. They do not indicate a test against your environment.
Reported exploitation
- Known SD-WAN credential-acquisition exploit chainexploit chain
- CISA Known Exploited Vulnerabilities Catalog listingknown exploited catalog
Technologies
Your stack
See the directory against your own environment.
Your stack
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