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Advisory record · GHSA-vq95-6x79-qv8j

Alkacon OpenCMS stored cross-site scripting (XSS) vulnerability

CVSS 5.4 MediumEPSS 0.0027 · 19th percentile

Published by the GitHub Advisory Database at 18 Apr 2025, 18:31 UTC. agentprime has not analysed this yet, so whether it affects any app is not known.

PackageEcosystemAffectedFixed in
org.opencms:opencms-coreMaven<=17.0No fixed version yet
Identifiers
GHSA-vq95-6x79-qv8j · CVE-2024-41447
Weakness (CWE)
CWE-79
Tags
Published
18 Apr 2025
Updated
21 Apr 2025

Machine-written summary

Summary written by Claude Haiku from the source advisory. Not reviewed by a person.

Alkacon OpenCMS (org.opencms:opencms-core) versions up to and including 17.0 are affected by a stored cross-site scripting vulnerability. An attacker who can submit crafted input in the author parameter of the Create/Modify article function can have arbitrary scripts or HTML run in other users' browsers. No fixed version is listed; the source gives few further details.

Written 7 Nov 2026.

Not analysed yet

We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.

Severity and exploitation

ScoreRatingCVSSVectorSource
5.4 Medium 3.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N GitHub Advisory Database
  • CISA KEV Not listed.
  • EPSS 0.0027, the 19th percentile, on 14 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

  1. 31 Oct 2026, 15:11 UTC First seen by agentprime
  2. 31 Oct 2026, 15:11 UTC Confirmed by OSV

Sources

Facts on this page come from the GitHub Advisory Database (CC-BY 4.0), OSV and the other sources listed, as published. We don’t reproduce full advisory descriptions, which can contain exploit code.