Unspecified impact from undisclosed flaws
Published Oct 7, 2026 · Updated Oct 7, 2026
Resource-lifetime flaws in Cisco Application Policy Infrastructure Controller (APIC) allow attackers unspecified impact via undisclosed vectors. The supplied advisory groups multiple internally discovered issues under CWE-664 but does not identify the affected component, incorrect operation, or reachable input. No exploit precondition or specific confidentiality, integrity, or availability consequence is disclosed, so exposure cannot be narrowed beyond affected APIC releases.
Summary
What happened
Resource-lifetime flaws in Cisco Application Policy Infrastructure Controller (APIC) allow attackers unspecified impact via undisclosed vectors. The supplied advisory groups multiple internally discovered issues under CWE-664 but does not identify the affected component, incorrect operation, or reachable input. No exploit precondition or specific confidentiality, integrity, or availability consequence is disclosed, so exposure cannot be narrowed beyond affected APIC releases.
The record
- CVE
- CVE-2026-76500
- Published
- Oct 7, 2026
- Updated
- Oct 7, 2026
- Vendor
- Clam AntiVirus
- Product
- Cisco Application Policy Infrastructure Controller (APIC)
- Classifications
- CWE-664
- Attack vector
- Unavailable
- Privileges
- Unavailable
Timeline
How it unfolded
- Oct 7, 2026CVE publishedPublication date reported by the CVE source.
- Oct 7, 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=5.2(1g)
- Affected versionversion=5.2(2e)
- Affected versionversion=5.2(2f)
- Affected versionversion=5.2(2g)
- Affected versionversion=5.2(2h)
- Affected versionversion=5.2(3e)
- Affected versionversion=5.2(3f)
- Affected versionversion=5.2(3g)
- Affected versionversion=5.2(4d)
- Affected versionversion=5.2(4e)
- Affected versionversion=5.2(4f)
- Affected versionversion=5.2(4h)
- Affected versionversion=5.2(5c)
- Affected versionversion=5.2(5d)
- Affected versionversion=5.2(5e)
- Affected versionversion=5.2(6e)
- Affected versionversion=5.2(6g)
- Affected versionversion=5.2(6h)
- Affected versionversion=5.2(7f)
- Affected versionversion=5.2(7g)
- Affected versionversion=5.2(8d)
- Affected versionversion=5.2(8e)
- Affected versionversion=5.2(8f)
- Affected versionversion=5.2(8g)
- Affected versionversion=5.2(8h)
- Affected versionversion=5.2(8i)
- Affected versionversion=5.3(1d)
- Affected versionversion=5.3(2a)
- Affected versionversion=5.3(2b)
- Affected versionversion=5.3(2c)
- Affected versionversion=5.3(2d)
- Affected versionversion=5.3(2e)
- Affected versionversion=5.3(2f)
- Affected versionversion=6.0(1g)
- Affected versionversion=6.0(1j)
- Affected versionversion=6.0(2h)
- Affected versionversion=6.0(2j)
- Affected versionversion=6.0(3d)
- Affected versionversion=6.0(3e)
- Affected versionversion=6.0(3g)
- Affected versionversion=6.0(4c)
- Affected versionversion=6.0(5h)
- Affected versionversion=6.0(5j)
- Affected versionversion=6.0(6c)
- Affected versionversion=6.0(6g)
- Affected versionversion=6.0(6h)
- Affected versionversion=6.0(7e)
- Affected versionversion=6.0(8d)
- Affected versionversion=6.0(8e)
- Affected versionversion=6.0(8f)
- Affected versionversion=6.0(8h)
- Affected versionversion=6.0(9c)
- Affected versionversion=6.0(9d)
- Affected versionversion=6.0(9e)
- Affected versionversion=6.0(9f)
- Affected versionversion=6.1(1f)
- Affected versionversion=6.1(2f)
- Affected versionversion=6.1(2g)
- Affected versionversion=6.1(3f)
- Affected versionversion=6.1(3g)
- Affected versionversion=6.1(4h)
- Affected versionversion=6.1(5e)
- Affected versionversion=6.2(1f)
- Affected versionversion=6.2(1g)
- Affected versionversion=6.2(2e)
What conditions does exploitation require?
What is affected?
Published CVSS scores
No CVSS assessment is available in this record.
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.
Activity data is delayed. The latest report is Sep 28, 2026.
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.
Technologies
Your stack
See the directory against your own environment.
Your stack
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