What is CVE-2020-3787?

CVE-2020-3787 is a critical-severity vulnerability in Adobe Photoshop, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2020-03-25.

How severe is CVE-2020-3787?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in Adobe Photoshop

CVE-2020-3787

Adobe Photoshop CC 2019 versions 20.0.8 and earlier, and Photoshop 2020 versions 21.1 and earlier have a memory corruption vulnerability. Successful exploitation could lead to arbitrary code execution.

Vulnerability class: Buffer Overflow

Published 2020-03-25 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.039 (90.0th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 90th percentile — 90.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.039 · newest: 0.039 · change: 0.000

Affected products

Adobe Photoshop — versions Photoshop CC 2019, and Photoshop 2020 versions
Adobe Photoshop 2020
Adobe Photoshop Cc
Apple macOS
Microsoft Windows

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

helpx.adobe.com/security/products/photoshop/apsb20-14.html (Vendor Advisory)

Frequently asked questions

What is CVE-2020-3787?: CVE-2020-3787 is a critical-severity vulnerability in Adobe Photoshop, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2020-03-25.
How severe is CVE-2020-3787?: Critical severity. CVSS v3 base score is 9.8 out of 10.