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Advisory record · GHSA-gp79-m99v-gjmh

OpenClaw: Mattermost handlers could fall open when channel type was missing

CVSS 6.3 MediumEPSS 0.0019 · 8th percentile

Published by the GitHub Advisory Database at 2 Jul 2026, 16:45 UTC. agentprime has not analysed this yet, so whether it affects any app is not known.

PackageEcosystemAffectedFixed in
openclawnpm<2026.5.62026.5.6
Identifiers
GHSA-gp79-m99v-gjmh · CVE-2026-53837
Weakness (CWE)
CWE-636
Tags
Published
2 Jul 2026
Updated
28 Aug 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
6.3 Medium 4.0 CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N CNA (VulnCheck)
  • CISA KEV Not listed.
  • EPSS 0.0019, the 8th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the GitHub Advisory Database, published 2 Jul 2026. New records show when each source confirmed them.

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.