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Fencer Intel
high 7.8

CVE-2021-42735 json

Adobe Photoshop Memory Corruption could lead to Arbitrary code execution

published 4y ago modified 4mo ago also EUVD-2021-29695

cvss
7.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
2.2%
EPSS 2.2% chance of exploitation in 30 days, percentile 82%
public exploits
0
none known

Summary

Adobe Photoshop version 22.5.1 (and earlier versions ) is affected by an Access of Memory Location After End of Buffer vulnerability, potentially resulting in arbitrary code execution in the context of the current user. User interaction is required to exploit this vulnerability.

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CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
last yr.

Exploit prediction

2.23% chance of exploitation in the next 30 days, higher than 82% of all scored CVEs (FIRST EPSS, 2026-11-09).

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

Classification

Weakness
  • CWE-788 Access of Memory Location After End of Buffer

References

Sources

Fencer Intel 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.