CVE-2026-11526
CSIRTS triage
- What
- OS command injection and file overwrite can occur via a 2-arg open() of filename arguments in _make_filehandle.
- Who is affected
- Deployments using GD versions before 2.86 are affected.
- Urgency
- Remediation is necessary due to medium severity, with no current exploitation reported.
- Action
- Upgrade to GD version 2.86 or later.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Moderate exploitation risk1.4% 30-day exploitation probability. Patch within normal cadence, watch for KEV listing. Riskier than 68% of all EPSS-scored CVEs.
Advisory coverage (1)
External references
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[](https://www.csirts.com/cve/CVE-2026-11526)