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CVE-2026-113868 - thunderbird: Thunderbird: information disclosure via malformed authentication challenge

thunderbird: Thunderbird: information disclosure via malformed authentication challenge
MEDIUM
Severity & confidence
Source severitymedium
Platform severitymedium
Confidencemedium
Exploitationunknown
CVSS5.4
Affected
VendorsRed Hat
Reporting sources (1)
Red Hat - CVE Feed
Open source โ†—
Timeline & provenance
Published2026-10-20T19:14:55
Last updated2026-10-21T05:51:57
Ingested2026-10-21T00:27:41
FreshnessNEAR-REAL-TIME
Threat typevulnerability
Recommended action
Apply the Red Hat errata / RHSA referenced in the advisory.
Next steps
  1. Identify affected systems in your environment.
  2. Apply the vendor patch or mitigation guidance.
  3. Review logs for indicators described in the advisory.
  4. Follow the affected vendor/product to track updates.
Confidence explanation
Reported by a single or secondary source; treat as indicative, verify before acting.
Source type: vendor ยท Original: Red Hat - CVE Feed