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CVE-2024-0749A phishing site could have repurposed an `about:` dialog to show phishing content with an incorrect origin in the address bar. This…
- 4.3MediumCVSS base score
- 0.34%Exploitation in 30 daysEPSS · top 73% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
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.
Timeline
ID reserved
By mozilla
- 4 days later
· 4 days later
Published
- 16 months later
· 16 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | Medium4.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N |
| NVDNVD · Modified | 3.1 | Medium4.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N |
- EPSS (exploitation in 30 days)
- 0.34% · top 73% of all CVEs (12 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Affected products
- affected unspecified – < 122
- affected unspecified – < 115.7
References
References5
- https://bugzilla.mozilla.org/show_bug.cgi?id=1813463 (opens in a new tab)x_transferred
- https://lists.debian.org/debian-lts-announce/2024/01/msg00015.html (opens in a new tab)x_transferred
- https://lists.debian.org/debian-lts-announce/2024/01/msg00022.html (opens in a new tab)x_transferred
- https://www.mozilla.org/security/advisories/mfsa2024-01/ (opens in a new tab)x_transferred
- https://www.mozilla.org/security/advisories/mfsa2024-04/ (opens in a new tab)x_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2024-16538 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2024-0749)Record last updated .