GHSA-F8H4-46XV-H7JJ

Vulnerability from github – Published: 2026-04-29 15:30 – Updated: 2026-05-06 22:52
VLAI?
Summary
Jenkins HTML Publisher Plugin has a XSS vulnerability in the legacy wrapper file
Details

Jenkins HTML Publisher Plugin versoins 427 and earlier do not escape the job name and URL in the legacy wrapper file.

This results in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Item/Configure permission.

HTML Publisher Plugin 427.1 escapes job name and URL when generating the legacy wrapper file.

Severity ?
8.0 (High)
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
Show details on source website
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.jenkins-ci.plugins:htmlpublisher"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "427.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2026-42524"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-05-06T22:52:09Z",
    "nvd_published_at": "2026-04-29T14:16:19Z",
    "severity": "HIGH"
  },
  "details": "Jenkins HTML Publisher Plugin versoins 427 and earlier do not escape the job name and URL in the legacy wrapper file.\n\nThis results in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Item/Configure permission.\n\nHTML Publisher Plugin 427.1 escapes job name and URL when generating the legacy wrapper file.",
  "id": "GHSA-f8h4-46xv-h7jj",
  "modified": "2026-05-06T22:52:09Z",
  "published": "2026-04-29T15:30:39Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-42524"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/jenkinsci/htmlpublisher-plugin"
    },
    {
      "type": "WEB",
      "url": "https://www.jenkins.io/security/advisory/2026-04-29/#SECURITY-3706"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Jenkins HTML Publisher Plugin has a XSS vulnerability in the legacy wrapper file"
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.