CVE-2026-12912
A local attacker can exploit a vulnerability in libTIFF to execute arbitrary program code and to conduct a Denial of Service attack.
CSIRTS triage
- What
- A vulnerability in libTIFF allows a local attacker to execute arbitrary program code and conduct a Denial of Service attack.
- Who is affected
- Local users of libTIFF are affected by this vulnerability.
- Urgency
- Remediation is medium urgency due to the potential for code execution and service disruption.
- Action
- Apply the latest updates for libTIFF to address this vulnerability.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.26% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 18% of all EPSS-scored CVEs.
Advisory coverage (4)
- medium[UPDATE] [medium] libTIFF: Vulnerability allows code execution and Denial of Servicecert-bund · 2026-08-24
- unknownDSA-6392-1 tiff - security updatedebian · 2026-07-19
- highCVE-2026-12912: A flaw was found in libtiff. A remote attacker could exploit this vulnerability by providing a…nvd · 2026-06-29
- highCVE-2026-12912: Libtiff: libtiff: heap-based buffer overflow via crafted pixarlog-compressed tiff imagemsrc · 2026-06-09
External references
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[](https://www.csirts.com/cve/CVE-2026-12912)