CVE-2026-18303
CVE-2026-18303: 1 tracked advisory record across Red Hat. Compare vendor sources and published fix guidance.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
Vendor advisory comparison
Red Hat
1 advisory- Advisory severityHigh7.8
High [CVE-2026-18303] Remote code execution via TIF file parsing vulnerability
CVE-2026-18303Source published Source updated
GIMP TIF File Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of GIMP. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of TIF files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-29399. A flaw was found in GIMP. The issue stems from insufficient validation of user-supplied data length before copying it to a buffer, leading to potential code…
- Affected products in this advisory
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
1 more entries in the full advisory.
- Source-reported affected versions
- Affected-version details not available in this record.
- Source-reported fixed versions
- gimp:2.8-8100020260824165450.4c9c024f
- gimp-2:3.0.4-4.el9_8.10
- RHSA-2026:62507
- RHSA-2026:61587
- Mitigation guidance
- To mitigate this vulnerability, users should avoid opening TIF image files from untrusted or unknown sources. As this flaw requires user interaction to open a malicious file, exercising caution with file origins can prevent exploitation.
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