CVE-2022-34220 json
Acrobat Reader DC Font Parsing Use-After-Free Remote Code Execution Vulnerability
published 2022-07-15 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-37189
- cvss
- 7.8
- version 3.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 4.3%
- EPSS 4.3% chance of exploitation in 30 days, percentile 91%
- public exploits
- 0
- none known
Summary
Adobe Acrobat Reader versions 22.001.20142 (and earlier), 20.005.30334 (and earlier) and 17.012.30229 (and earlier) are affected by a Use After Free vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 5 mo ago
Exploit prediction
4.32% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.0 | 7.8 | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| NVD | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
Affected products
- Adobe Acrobat Reader
Classification
- Weakness
-
- CWE-416 Use After Free
References
-
helpx.adobe.com
/security/products/acrobat/apsb22-32.html
release-notes, vendor-advisory
Sources
- CVE List CVE-2022-34220
- NVD CVE-2022-34220
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.