What is CVE-2022-27798?

CVE-2022-27798 is a high-severity vulnerability in Adobe Acrobat, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2022-05-11.

How severe is CVE-2022-27798?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Adobe Acrobat

CVE-2022-27798

Acrobat Reader DC versions 22.001.20085 (and earlier), 20.005.3031x (and earlier) and 17.012.30205 (and earlier) are affected by an out-of-bounds write 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.

Vulnerability class: Buffer Overflow

Published 2022-05-11 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.032 (87.6th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 88th percentile — 87.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.030 · newest: 0.032 · change: +0.002

Affected products

Adobe Acrobat
Adobe Acrobat Dc
Adobe Acrobat Reader — versions unspecified
Adobe Acrobat Reader
Adobe Acrobat Reader Dc
Apple macOS
Microsoft Windows

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

helpx.adobe.com/security/products/acrobat/apsb22-16.html (Vendor Advisory)

Frequently asked questions

What is CVE-2022-27798?: CVE-2022-27798 is a high-severity vulnerability in Adobe Acrobat, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2022-05-11.
How severe is CVE-2022-27798?: High severity. CVSS v3 base score is 7.8 out of 10.