CVE-2022-29777 json
Onlyoffice Document Server v6.0.0 and below and Core 6.1.0.26 and below were discovered to contain a heap overflow via the component Deskto…
published 2022-06-01 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-34098
- cvss
- 9.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 7.0%
- EPSS 7.0% chance of exploitation in 30 days, percentile 94%
- public exploits
- 0
- none known
Summary
Onlyoffice Document Server v6.0.0 and below and Core 6.1.0.26 and below were discovered to contain a heap overflow via the component DesktopEditor/fontengine/fontconverter/FontFileBase.h.
Patch / fix
Exploit prediction
7.02% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/moehw/poc_exploits/tree/master/CVE-2022-29777 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
Classification
- Weakness
-
- CWE-787 Out-of-bounds Write
References
-
github.com
/ONLYOFFICE/core/commit/b17d5e860f30e8be2caeb0022b63be4c76660178
patch, third-party-advisory
-
github.com
/moehw/poc_exploits/tree/master/CVE-2022-29777
exploit, third-party-advisory
-
github.com
/ONLYOFFICE/DocumentServer/blob/master/CHANGELOG.md#601
release-notes, third-party-advisory
Sources
- CVE List CVE-2022-29777
- NVD CVE-2022-29777
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.