CVE-2024-0749

4.3 mediumEPSS 0.3%

Medium (4.3). EPSS 0.3% chance of exploitation in the next 30 days.

A phishing site could have repurposed an `about:` dialog to show phishing content with an incorrect origin in the address bar. This vulnerability affects Firefox < 122 and Thunderbird < 115.7.

Severity

CVSS 3.1

4.3 medium

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

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 27% of CVEs (scores of 2026-10-31)
CWE: CWE-346
Published: 2024-01-23
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

debian:debian_linux
mozilla:firefox
mozilla:firefox_esr
mozilla:thunderbird

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1813463
https://lists.debian.org/debian-lts-announce/2024/01/msg00015.html
https://lists.debian.org/debian-lts-announce/2024/01/msg00022.html
https://www.mozilla.org/security/advisories/mfsa2024-01/
https://www.mozilla.org/security/advisories/mfsa2024-04/

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