CVE-2023-21608 KEV
7.8
HIGH · CVSS 3.1 · EPSS 61.5% (pctl 99)
Patch first
On CISA KEV — known exploited in the wild, due 2023-10-31.
Description
Adobe Acrobat Reader versions 22.003.20282 (and earlier), 22.003.20281 (and earlier) and 20.005.30418 (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.
Scoring
| CVSS | 7.8 (HIGH, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| EPSS | 61.48% — more likely to be exploited than 99% of all CVEs |
| Weakness | CWE-416 |
| On CISA KEV | yes — remediate by 2023-10-31 |
| Public exploit | none known |
| Published | 2023-01-18 |
| Last modified | 2026-06-17 |
CISA KEV
| Name | Adobe Acrobat and Reader Use-After-Free Vulnerability |
|---|---|
| Added | 2023-10-10 |
| Due | 2023-10-31 |
| Vendor / product | Adobe / Acrobat and Reader |
| Ransomware use | none reported |
Affected (6)
| Vendor | Product |
|---|---|
| adobe | acrobat |
| adobe | acrobat dc |
| adobe | acrobat reader |
| adobe | acrobat reader dc |
| apple | macos |
| microsoft | windows |
References
→ the Explorer · watch your stack · NVD