CVE-2021-43404 json
An issue was discovered in FusionPBX before 4.5.30.
published 2021-11-05 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-30339
- cvss
- 8.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.0%
- EPSS 1.0% chance of exploitation in 30 days, percentile 62%
- public exploits
- 0
- none known
Summary
An issue was discovered in FusionPBX before 4.5.30. The FAX file name may have risky characters.
Patch / fix
Exploit prediction
0.97% chance of exploitation in the next 30 days, higher than 62% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.5 | AV:N/AC:L/Au:S/C:P/I:P/A:P |
References
-
github.com
/fusionpbx/fusionpbx/commit/487afc371e5c0dfbbc07cd002333c5bcd949d0f4
patch, third-party-advisory
Sources
- CVE List CVE-2021-43404
- NVD CVE-2021-43404
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.