CVE-2026-2482Network attack vector

Unauthorized actions via collective controller CSRF

Published Jul 29, 2026 · Updated Jul 29, 2026

Cross-site request forgery in IBM WebSphere Application Server Liberty 17.0.0.3 through 26.0.0.8 allows attackers to perform unauthorized actions. IBM has not published the affected endpoint or the precise request-validation failure within the collective controller. Exploitation requires collectiveController-1.0 to be enabled and a trusted user to transmit attacker-chosen actions to the controller.

CVSS severity3.1
Low
EPSS probability0.10%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Cross-site request forgery in IBM WebSphere Application Server Liberty 17.0.0.3 through 26.0.0.8 allows attackers to perform unauthorized actions. IBM has not published the affected endpoint or the precise request-validation failure within the collective controller. Exploitation requires collectiveController-1.0 to be enabled and a trusted user to transmit attacker-chosen actions to the controller.

The record

CVE
CVE-2026-2482
Published
Jul 29, 2026
Updated
Jul 29, 2026
Vendor
IBM
Product
IBM WebSphere Application Server Liberty
Classifications
CWE-352, T1189
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jul 29, 2026CVE publishedPublication date reported by the CVE source.
  2. Jul 29, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=17.0.0.3 <=26.0.0.8

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

IBM · IBM WebSphere Application Server Libertyversion=17.0.0.3 <=26.0.0.8

Published CVSS scores

8.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
3.1IBMCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N

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.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-352Cross-Site Request Forgery (CSRF)
T1189Drive-by Compromise

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

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Your stack

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