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Vulnerabilities

Security incident · CVE-2023-35141

In Jenkins 2.399 and earlier, LTS 2.387.3 and earlier, POST requests are sent in order to load the list of context actions.

Published Jun 14, 2023 · catalog updated Jun 17, 2026 · In Jenkins 2.399 and

Last checked Nov 6, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2023-35141. EPSS is 0.86%. Act only if a listed version of In Jenkins 2.399 and is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (In Jenkins 2.399 and).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
High8.0
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.86%
Remediation
Version ranges on file
Affected products
cpe jenkins/jenkins

In Jenkins 2.399 and earlier, LTS 2.387.3 and earlier, POST requests are sent in order to load the list of context actions. If part of the URL includes insufficiently escaped user-provided values, a victim may be tricked into sending a POST request to an unexpected endpoint by opening a context menu.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe jenkins/jenkins< 2.400
  • cpe jenkins/jenkins< 2.401.1

How to fix CVE-2023-35141

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2023-35141. EPSS is 0.86%. Act only if a listed version of In Jenkins 2.399 and is installed.

Which versions are affected?

Compare what you have installed with < 2.400, < 2.401.1. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-352: Cross-Site Request Forgery (CSRF). EPSS 0.86%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Jenkins security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Jun 14, 2023 · Monitored products — critical

    Detected

    In Jenkins 2.399 and earlier, LTS 2.387.3 and earlier, POST requests are sent in order to load the list of context actions. If part of the URL includes insufficiently escaped user-provided values, a victim may be tricked into sending a POST request to an unexpected endpoint by opening a context menu.

  2. Jun 17, 2026 · Monitored products — critical

    Updated

    In Jenkins 2.399 and earlier, LTS 2.387.3 and earlier, POST requests are sent in order to load the list of context actions. If part of the URL includes insufficiently escaped user-provided values, a victim may be tricked into sending a POST request to an unexpected endpoint by opening a context menu.

Sources

  • CVE.orgVulnerability recordCVE-2023-35141

    Official CVE identifier

    cve.org
  • Monitored products — criticalVendor advisoryCVE-2023-35141

    In Jenkins 2.399 and earlier, LTS 2.387.3 and earlier, POST requests are sent in order to load the list of context actions. If part of the URL includes insufficiently escaped user-provided values, a victim may be tricked into sending a POST request to an unexpected endpoint by opening a context menu.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Nov 6, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • CVE.orgNov 4, 2026
  • Monitored products — criticalNov 3, 2026