GHSA-r6qv-frpc-q66c: jenkins-core fixed in 2.555

GHSA-r6qv-frpc-q66c PUBLISHED CVSS 8.800000190734863 HIGH

Jenkins has a link following vulnerability allows arbitrary file creation

Record from GitHub Advisory Database · Published March 18, 2026

jenkins-core is fixed in 2.555 (Maven Central)

Jenkins has a link following vulnerability allows arbitrary file creation

Fixed versions

Upgrade to a fixed version or later. Language registries are listed first, then Linux distributions, then vendor products.

Package	Ecosystem	Fixed in
org.jenkins-ci.main:jenkins-core	Maven Central	2.555
jenkins-2.541	Chainguard	2.541.3-r9

Risk scores

CVSS 3.1

8.800000190734863

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

Vendor	Product	Versions
Maven	org.jenkins-ci.main:jenkins-core	0
chainguard	jenkins-2.541	0

Timeline

Mar 18, 2026 CVE Published
Apr 30, 2026 Security Advisory
Jun 4, 2026 CVE Updated

Query this with the API

The same record, from the CLI:

vulnetix vdb vuln GHSA-r6qv-frpc-q66c
vulnetix vdb fixes GHSA-r6qv-frpc-q66c

Or with curl, using the org id and key from your account page:

curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
  "https://api.vdb.vulnetix.com/v2/vuln/GHSA-r6qv-frpc-q66c/fixes/registry"

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References

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