CVE-2026-0888

Information disclosure in the XML component

CVSS 5.3 MEDIUMEPSS 0.3%CWE-200

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 5.3EPSS 0.3%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

13 Jan 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

Information disclosure in the XML component. This vulnerability was fixed in Firefox 147 and Thunderbird 147.

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

Affected products

References