Vulnerability · CVE-2025-46646
In Artifex Ghostscript before 10.05.0, decode_utf8 in base/gp_utf8.c mishandles overlong UTF-8 encoding.
Published Apr 26, 2025 · catalog updated Apr 29, 2025 · Artifex
Check if you run it
No confirmed exploitation is on record for CVE-2025-46646. EPSS is 0.18%. Act only if a listed version of Artifex is installed.
Gaps on this record
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
- Severity
- Medium4.5
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 0.18%
- Remediation
- Version ranges on file
- Affected products
- vendor Artifex ghostscript 0 <10.05.0
In Artifex Ghostscript before 10.05.0, decode_utf8 in base/gp_utf8.c mishandles overlong UTF-8 encoding. NOTE: this issue exists because of an incomplete fix for CVE-2024-46954.
Are you affected?
Enter the version you run. The result uses only the ranges stored on this record.
The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.
- vendor Artifex ghostscript 0 <10.05.00 <10.05.0
How to fix CVE-2025-46646
Recommended remediation
Affected version ranges suggest a fixed boundary. Verify against the vendor advisory for your release.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
No confirmed exploitation is on record for CVE-2025-46646. EPSS is 0.18%. Act only if a listed version of Artifex is installed.
Which versions are affected?
Compare what you have installed with Artifex ghostscript 0 <10.05.0 0 <10.05.0. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
No weakness class is stored. EPSS 0.18%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.
Code
The project this record applies to. Exploit listings stay in References.
No public source repository is identified for this product.
Timeline
Detection, updates, and resolution for this record.
Apr 26, 2025 · EUVD
Detected
In Artifex Ghostscript before 10.05.0, decode_utf8 in base/gp_utf8.c mishandles overlong UTF-8 encoding. NOTE: this issue exists because of an incomplete fix for CVE-2024-46954.
Apr 29, 2025 · EUVD
Updated
In Artifex Ghostscript before 10.05.0, decode_utf8 in base/gp_utf8.c mishandles overlong UTF-8 encoding. NOTE: this issue exists because of an incomplete fix for CVE-2024-46954.
Sources
- CVE.orgVulnerability recordCVE-2025-46646
Official CVE identifier
cve.org - FIRST EPSSExploitation probabilityCVE-2025-46646
30-day exploitation probability 0.2%
first.org - EUVDVulnerability recordEUVD-2025-12483
In Artifex Ghostscript before 10.05.0, decode_utf8 in base/gp_utf8.c mishandles overlong UTF-8 encoding. NOTE: this issue exists because of an incomplete fix for CVE-2024-46954.
euvd.enisa.europa.eu
References
Freshness
Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.