CVE-2025-27837: An issue was discovered in Artifex Ghostscript before 10.05.0

Q: How do I fix CVE-2025-27837?

ghostscript: upgrade to 10.05.0. Exact commands for each OS are on this page.

Q: Is CVE-2025-27837 being exploited?

CVE-2025-27837 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-27837 affect?

CVE-2025-27837 affects ghostscript. Severity is critical (CVSS 9.8). An issue was discovered in Artifex Ghostscript before 10.05.0. Access to arbitrary files can occur through a truncated path with invalid UTF-8 characters, for base/gp_mswin.c and base/winrtsup.cpp.

Q: How urgent is CVE-2025-27837?

Priority 52/100. Critical severity; Remotely exploitable, no login, no user action

This month

CRITICAL 9.8REMOTEUPGRADE

CVE-2025-27837 is a critical-severity flaw (CVSS 9.8) affecting ghostscript. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered in Artifex Ghostscript before 10.05.0. Access to arbitrary files can occur through a truncated path with invalid UTF-8 characters, for base/gp_mswin.c and base/winrtsup.cpp.

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.6% (top 51%)
CISA exploited list	No
Weakness	CWE-22
Published	2025-03-25
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: artifex

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-03-25 21:15 UTCPublished CVE record published
2026-06-17 09:04 UTCUpdated Record last modified

artifex ghostscript UPGRADE

Affected: < 10.05.0

Fixed in: 10.05.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy ghostscript || rpm -q ghostscript || ghostscript --version

2. UPGRADE to 10.05.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade ghostscript

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade ghostscript

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-27837?

ghostscript: upgrade to 10.05.0. Exact commands for each OS are on this page.

Is CVE-2025-27837 being exploited?

CVE-2025-27837 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-27837 affect?

CVE-2025-27837 affects ghostscript. Severity is critical (CVSS 9.8). An issue was discovered in Artifex Ghostscript before 10.05.0. Access to arbitrary files can occur through a truncated path with invalid UTF-8 characters, for base/gp_mswin.c and base/winrtsup.cpp.

How urgent is CVE-2025-27837?

Priority 52/100. Critical severity; Remotely exploitable, no login, no user action

Software pages

Ghostscript vulnerabilities

Related CVEs

CVE-2025-59800 MEDIUM 4.3 UPGRADE In Artifex Ghostscript through 10.05.1, ocr_begin_page in devices/gdevpdfocr.c has an integer overflow that le
CVE-2025-59799 MEDIUM 4.3 UPGRADE Artifex Ghostscript through 10.05.1 has a stack-based buffer overflow in pdfmark_coerce_dest in devices/vector
CVE-2025-59798 MEDIUM 4.3 UPGRADE Artifex Ghostscript through 10.05.1 has a stack-based buffer overflow in pdf_write_cmap in devices/vector/gdev
CVE-2025-48708 MEDIUM 4.0 UPGRADE gs_lib_ctx_stash_sanitized_arg in base/gslibctx.c in Artifex Ghostscript before 10.05.1 lacks argument sanitiz
CVE-2025-46646 MEDIUM 4.5 UPGRADE In Artifex Ghostscript before 10.05.0, decode_utf8 in base/gp_utf8.c mishandles overlong UTF-8 encoding

References

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