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CVE-2026-54339 Glean: Server-Side Request Forgery (SSRF) with Full Response Disclosure via Malicious RSS Feed in /api/feeds/discover

🗓️ 17 Sep 2026 20:21:45Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 15 Views

Non-blind SSRF with full response disclosure in Glean prior to 0.2.6 via malicious RSS feed.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-54339
17 Sep 202620:21
cve
euvd
EUVD
EUVD-2026-82429
17 Sep 202620:21
euvd
nvd
NVD
CVE-2026-54339
17 Sep 202621:17
nvd
[
  {
    "vendor": "LeslieLeung",
    "product": "glean",
    "versions": [
      {
        "version": "< 0.2.6",
        "status": "affected"
      }
    ]
  }
]

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17 Sep 2026 20:21Current
CVSS 3.17.7
EPSS0.00335
15