TI-2021-17661 Aliases CVE-2021-40709 GHSA-h7p5-p6wf-m64f

Adobe Photoshop Buffer Overflow leads to Arbitrary Code Execution

MEDIUM 44CWE-120Published 2021-09-27 · Updated 2025-04-23

Key facts

Attack vector: Local
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Code execution
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-120 and the CVSS impact.

Summary

Adobe Photoshop versions 21.2.11 (and earlier) and 22.5 (and earlier) are affected by a Buffer Overflow vulnerability when parsing a specially crafted SVG file. An unauthenticated attacker could leverage this vulnerability to achieve 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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.04609 91st percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Adobe	Photoshop	up to 21.2.11; up to 22.5; up to None	—	No fix listed	CNA

Photoshop VendorAdobe Affected up to 21.2.11; up to 22.5; up to None Fixed in — No fix listed CNA

CPE configurations NVD · 4

CPE	Versions	Role	Vendor
cpe:2.3:a:adobe:photoshop_2020::::::::	up to 21.2.11	Vulnerable	Adobe
cpe:2.3:a:adobe:photoshop_2021::::::::	up to 22.5	Vulnerable	Adobe
cpe:2.3:o:apple:macos:-:::::::*	not specified by NVD	Running on	Apple
cpe:2.3:o:microsoft:windows:-:::::::*	not specified by NVD	Running on	Microsoft

cpe:2.3:a:adobe:photoshop_2020:*:*:*:*:*:*:*:* Versions up to 21.2.11 Vulnerable ·Adobe
cpe:2.3:a:adobe:photoshop_2021:*:*:*:*:*:*:*:* Versions up to 22.5 Vulnerable ·Adobe
cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Apple
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2021-40709
2026-10-03 Alias added: GHSA-h7p5-p6wf-m64f

References

Advisory 1

https://helpx.adobe.com/security/products/photoshop/apsb21-84.html

TI-2020-03298 Out-of-bounds write in Adobe Photoshop CVSS 3.1CRITICAL 9.8
TI-2020-03290 Memory corruption in Adobe Photoshop CVSS 3.1CRITICAL 9.8
TI-2020-03304 Out-of-bounds write in Adobe Photoshop CVSS 3.1CRITICAL 9.8
TI-2020-03303 Out-of-bounds write in Adobe Photoshop CVSS 3.1CRITICAL 9.8
TI-2020-03302 Out-of-bounds write in Adobe Photoshop CVSS 3.1CRITICAL 9.8
TI-2020-03301 Out-of-bounds write in Adobe Photoshop CVSS 3.1CRITICAL 9.8

See all 23 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences