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Advisory record · GHSA-prmx-7v35-7q82

a11y-mcp: Server-Side Request Forgery (SSRF) vulnerability in A11yServer function

CVSS 4.8 MediumEPSS 0.0013 · 2nd percentile

Published by the GitHub Advisory Database at 2 Apr 2026, 09:30 UTC. agentprime has not analysed this yet, so whether it affects any app is not known.

PackageEcosystemAffectedFixed in
a11y-mcpnpm<1.0.51.0.5
Identifiers
GHSA-prmx-7v35-7q82 · CVE-2026-5323
Weakness (CWE)
CWE-918
Tags
Published
2 Apr 2026
Updated
4 Apr 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
4.8 Medium 4.0 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P CNA (VulDB)
  • CISA KEV Not listed.
  • EPSS 0.0013, the 2nd percentile, on 14 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 Apr 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.