CVE-2026-18649
Public exploit code is available. Proof-of-concept or working exploit code for CVE-2026-18649 is indexed in GitHub PoC. Expect opportunistic scanning and exploitation attempts — prioritize remediation even though it is not (yet) in the CISA KEV catalog.
An attacker can exploit multiple vulnerabilities in GStreamer to corrupt data, trigger a denial of service condition, disclose confidential information, or possibly execute arbitrary code.
CSIRTS triage
- What
- Multiple vulnerabilities in GStreamer enable data corruption, denial of service, information disclosure, and possible arbitrary code execution.
- Who is affected
- All deployments of GStreamer.
- Urgency
- High severity with potential code execution warrants urgent patching.
- Action
- Apply available GStreamer security updates immediately.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.56% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 43% of all EPSS-scored CVEs.
Exploit availability
Public exploit or proof-of-concept code for CVE-2026-18649 is indexed in these free datasets. Available exploit code raises real-world risk independent of the CVSS score.
- GitHub PoCPublic proof-of-concept repositories on GitHub reference this CVE.look it up ↗
Advisory coverage (2)
- high[NEW] [high] GStreamer: Multiple Vulnerabilitiescert-bund · 2026-08-06
- highCVE-2026-18649: A flaw was found in the GStreamer gst-plugins-good package. The rtph264depay and rtph265depay …nvd · 2026-08-06
External references
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[](https://www.csirts.com/cve/CVE-2026-18649)