No exploitation reportedFix available

CVE-2021-36005

No exploitation reported by the sources we read.

Published2021-08-20
WeaknessCWE-121

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Adobe Photoshop versions 21.2.9 (and earlier) and 22.4.2 (and earlier) is affected by a stack overflow vulnerability due to insecure handling of a crafted PSD file, potentially resulting in arbitrary code execution in the context of the current user. Exploitation requires user interaction in that a victim must open a crafted PSD file in Photoshop.

Timeline

dates in UTC

2021-08-2019:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2021-36005?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2021-36005?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Adobe photoshopversion to verify

Branch	Affected	Fixed in	Source
21.x	≥ 21.0.0, ≤ 21.2.9	no fix published	NVD
22.x	≥ 22.0.0, ≤ 22.4.2	no fix published	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Advisories and patches

helpx.adobe.comPatch · Vendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

CISA-ADPSSVC decisionnone2025-04-23
OpenCVESSVC decisionnone—
CNACVSS 3.17.8read 2026-10-23
NVDCVSS 2.09.3read 2026-10-23
CNAweakness (CWE)CWE-121read 2026-10-23
FIRST EPSSEPSS score6.8 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Published: 2021-08-20
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2021-36005?

Is CVE-2021-36005 actively exploited?

Active exploitation of CVE-2021-36005 has not been confirmed. Its EPSS score was 6.8% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-36005?

CVE-2021-36005 has a CVSS v3 base score of 7.8 (HIGH severity), with vector string CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

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