CVE-2026-12353: Missing Release of Resource after Effective Lifetime in Red Hat Red Hat Certificate System 9
An unauthenticated attacker could trigger an Out of Memory condition to crash the Java process for RHCS by repeatedly sending HTTP requests to the TLS endpoint. Depending on how the RHCS server is configured, a manual intervention to restart it may prove necessary.
CVE-2026-12353: Missing Release of Resource after Effective Lifetime in Red Hat Red Hat Certificate System 9
Description
An unauthenticated attacker could trigger an Out of Memory condition to crash the Java process for RHCS by repeatedly sending HTTP requests to the TLS endpoint. Depending on how the RHCS server is configured, a manual intervention to restart it may prove necessary.
CVSS v3.1
Score 5.3medium
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- redhat
- Date Reserved
- 2026-06-15T21:27:58.344Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://access.redhat.com/security/cve/CVE-2026-12353","vendor":"Red Hat"}]
Threat ID: 6a626a069c2644c7f89416c7
Added to database: 07/23/2026, 19:22:46 UTC
Last updated: 07/23/2026, 19:22:46 UTC
Views: 1
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