CVE-2026-8090

HIGH

7.3

Description

Use-after-free in the DOM: Networking component. This vulnerability was fixed in Firefox 150.0.2, Firefox ESR 140.10.2, Firefox ESR 115.35.2, Thunderbird 150.0.2, and Thunderbird 140.10.2.

Details CVE

Score CVSS v3.17.3

SeveriteHIGH

Vecteur CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurNONE

Publie5/7/2026

Derniere modification5/8/2026

Sourcenvd

Observations honeypot0

Produits affectes

mozilla:firefoxmozilla:thunderbird

Faiblesses (CWE)

CWE-416

References

https://bugzilla.mozilla.org/show_bug.cgi?id=2034352(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2026-40/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2026-41/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2026-42/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2026-43/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2026-44/(security@mozilla.org)

Correlations IOC

Aucune correlation enregistree

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