CVE-2025-67735
A remote, anonymous attacker can exploit a vulnerability in Keycloak to manipulate files.
CSIRTS triage
- What
- A remote, anonymous attacker can exploit a vulnerability in Keycloak to manipulate files.
- Who is affected
- Deployments of Keycloak are affected by this vulnerability.
- Urgency
- Remediation is important as it allows file manipulation by anonymous attackers, though exploitation is not currently reported.
- Action
- Update Keycloak to the latest version to mitigate the vulnerability.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.30% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 22% of all EPSS-scored CVEs.
Advisory coverage (1)
- medium[UPDATE] [medium] Keycloak (netty-codec-http): Vulnerability allows file manipulationcert-bund · 2026-07-22
External references
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[](https://www.csirts.com/cve/CVE-2025-67735)