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Fencer Vulns
high 7.8

CVE-2021-42530 json

XMP-Toolkit SDK Stack-based Buffer Overflow Could Lead To Arbitrary Code Execution

published 2022-05-02 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-29499

cvss
7.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
3.9%
EPSS 3.9% chance of exploitation in 30 days, percentile 90%
public exploits
0
none known

Summary

XMP Toolkit SDK version 2021.07 (and earlier) is affected by a stack-based buffer overflow vulnerability 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 file.

Patch / fix

  • exempi Debian 14, Debian 13, Debian 12 2.6.0-1

debian advisories DEBIAN-CVE-2021-42530

  • exempi Ubuntu 18.04 LTS 2.4.5-2ubuntu0.1
  • exempi Ubuntu 20.04 LTS 2.5.1-1ubuntu0.1
  • exempi Ubuntu 22.04 LTS 2.5.2-1ubuntu0.22.04.1

ubuntu advisories UBUNTU-CVE-2021-42530

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Exploit prediction

3.94% chance of exploitation in the next 30 days, higher than 90% 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 9.3 AV:N/AC:M/Au:N/C:C/I:C/A:C

Affected products

  • Adobe XMP Toolkit

Classification

Weakness

References

Sources

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.