Adobe Photoshop Elements Edit 2021 TTF Font Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

published 2021-09-27 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-26182

cvss: 7.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.9%; EPSS 1.9% chance of exploitation in 30 days, percentile 79%
public exploits: 0; none known

Photoshop Elements versions 2021 build 19.0 (20210304.m.156367) (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 TTF file.

Patch / fix

links 1

helpx.adobe.com/security/products/photoshop_elements/apsb21-77.html advisory

Exploit prediction

1.87% chance of exploitation in the next 30 days, higher than 79% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD	2.0	6.8	AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected products

Adobe Photoshop Elements

Classification

Weakness

CWE-787 Out-of-bounds Write

References

helpx.adobe.com /security/products/photoshop_elements/apsb21-77.html
patch, vendor-advisory

Sources

CVE List CVE-2021-39825
NVD CVE-2021-39825

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary