CVE-2026-112177

HIGH 7.3

Ghostscript: reintroduction of .charkeys -dsafer bypass in rhel 8

CVSS Score

7.3

EPSS Score

0.0%

EPSS Percentile

0th

A flaw was found in Ghostscript as shipped with Red Hat Enterprise Linux 8. The correction for CVE-2019-14869 was omitted during the rebase from version 9.25 to 9.27, leaving privileged .forceput operations in the .charkeys procedure insufficiently protected. Processing a specially crafted PostScript file may allow an attacker to bypass -dSAFER restrictions and access files outside the permitted paths or execute commands with the permissions of the Ghostscript process.

CWE	CWE-648
Vendor	red hat
Product	red hat enterprise linux 10
Published	Oct 20, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

Low

Affected Versions

Red Hat / Red Hat Enterprise Linux 10

All versions affected

Red Hat / Red Hat Enterprise Linux 6

All versions affected

Red Hat / Red Hat Enterprise Linux 7

All versions affected

Red Hat / Red Hat Enterprise Linux 8

All versions affected

Red Hat / Red Hat Enterprise Linux 9

All versions affected

References

NVD ↗ CVE.org ↗ EPSS Data ↗

access.redhat.com: https://access.redhat.com/security/cve/CVE-2026-112177 bugzilla.redhat.com: https://bugzilla.redhat.com/show_bug.cgi?id=2555564 github.com: https://github.com/ArtifexSoftware/ghostpdl/commit/485904772c5f0aa1140032746e5a0abfc40f4cef

Credits

Red Hat would like to thank Nicholas Pettas for reporting this issue.