CERTFR-2026-AVI-1346

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Multiples vulnérabilités dans les produits Mozilla

view advisory published 2026-10-21

A published security advisory; the vulnerabilities below are the ones it describes.

01

describes (8)

Related CVEs.

IDseverity exploitable
CVE-2026-113869US——
When Thunderbird asked for a security device password (for example a smartcard PIN or the Primary Password) while decrypting an S/MIME message, the message load could finish or be…
CVE-2026-113868US——
When authenticating to a POP3 or SMTP server using NTLM, Thunderbird did not check whether the server's challenge was valid base64. A malicious server could send a challenge that c…
CVE-2026-113867US——
Thunderbird did not escape attribute values when serializing outgoing XMPP stanzas. Because values from incoming requests were echoed back in automatic replies, a remote XMPP user…
CVE-2026-113866US——
When setting up an account, Thunderbird's Exchange AutoDiscover lookup also queried the domain's AutoDiscover service over plain HTTP. Due to a bug, that unencrypted request includ…
CVE-2026-113470US——
Cryptographic issue in the Security Block-lists, Allow-lists, and other State component. This vulnerability was fixed in Firefox 158.0.1, Firefox ESR 153.5.1, Firefox ESR 115.43.1,…
CVE-2026-113401US——
Denial-of-service in the PDF Viewer component. This vulnerability was fixed in Firefox 158.0.1 and Thunderbird 158.0.1.
CVE-2026-113400US——
Uninitialized memory in the Audio/Video: cubeb component. This vulnerability was fixed in Firefox 158.0.1 and Thunderbird 158.0.1.
CVE-2026-113399US——
Incorrect boundary conditions in the SVG component. This vulnerability was fixed in Firefox 158.0.1 and Thunderbird 158.0.1.
02

references

External citations — patches, advisories, analysis.

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