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CVE-2026-113867 Stanza injection in XMPP chat

🗓️ 20 Oct 2026 19:14:55Reported by mozillaType 
cvelist
 cvelist
🔗 www.cve.org👁 8 Views

Remote XMPP user can inject arbitrary stanzas in Thunderbird chat via unescaped attributes.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-113867
20 Oct 202619:29
–circl
cve
CVE
CVE-2026-113867
20 Oct 202619:14
–cve
euvd
EUVD
EUVD-2026-105294
20 Oct 202619:14
–euvd
mozilla
Mozilla
Security Vulnerabilities fixed in Thunderbird 158.0.1 — Mozilla
20 Oct 202600:00
–mozilla
mozilla
Mozilla
Security Vulnerabilities fixed in Thunderbird 153.5.1 — Mozilla
20 Oct 202600:00
–mozilla
nvd
NVD
CVE-2026-113867
20 Oct 202620:17
–nvd
ptsecurity
Positive Technologies
PT-2026-118619
20 Oct 202600:00
–ptsecurity
redhatcve
RedhatCVE
CVE-2026-113867
20 Oct 202620:09
–redhatcve
[
  {
    "product": "Thunderbird",
    "vendor": "Mozilla",
    "versions": [
      {
        "status": "unaffected",
        "version": "153.5.1",
        "lessThanOrEqual": "153.*",
        "versionType": "rpm"
      },
      {
        "status": "unaffected",
        "version": "158.0.1",
        "lessThanOrEqual": "*",
        "versionType": "rpm"
      }
    ]
  }
]

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