{"id":"CVE-2026-94449","aliases":["EUVD-2026-84002","GHSA-hv8r-mpqx-qf8h"],"status":"published","title":"Quarkus-smallrye-fault-tolerance: quarkus-smallrye-fault-tolerance: memory leak in @applyguard leads to denial of service","description":"A flaw was found in the SmallRye Fault Tolerance library, which is used by Quarkus to provide strategies like retries and circuit breakers for microservices. The issue occurs when using the ApplyGuard or ApplyFaultTolerance annotations, where the library fails to release internal tracking objects after each request. This causes a steady increase in memory usage that eventually leads to the application slowing down and crashing due to lack of memory.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.01053,"percentile":0.64598,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-400"],"published":"2026-09-21T17:01:48Z","modified":"2026-11-06T00:01:32Z","products":[{"vendor":"red hat","product":"exploit intelligence"},{"vendor":"red hat","product":"red hat build of apache camel 3.33.4.redhat"},{"vendor":"red hat","product":"red hat build of apache camel 4 for quarkus 3"},{"vendor":"red hat","product":"red hat build of apicurio registry 3"},{"vendor":"red hat","product":"red hat build of quarkus 3.27.6.redhat"},{"vendor":"red hat","product":"red hat build of quarkus 3.33.4.redhat"},{"vendor":"red hat","product":"red hat fuse 7"}],"references":[{"url":"https://access.redhat.com/errata/RHSA-2026:83082","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/errata/RHSA-2026:83520","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/security/cve/CVE-2026-94449","tags":["vdb-entry","x_refsource_REDHAT"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2537502","tags":["issue-tracking","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/errata/RHSA-2026:83670"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-94449"},{"url":"https://github.com/advisories/GHSA-hv8r-mpqx-qf8h"}],"sources":{"cve":[{"id":"CVE-2026-94449","title":"Quarkus-smallrye-fault-tolerance: quarkus-smallrye-fault-tolerance: memory leak in @applyguard leads to denial of service","description":"A flaw was found in the SmallRye Fault Tolerance library, which is used by Quarkus to provide strategies like retries and circuit breakers for microservices. The issue occurs when using the ApplyGuard or ApplyFaultTolerance annotations, where the library fails to release internal tracking objects after each request. This causes a steady increase in memory usage that eventually leads to the application slowing down and crashing due to lack of memory.","status":"published","published":"2026-09-21T17:01:48.617Z","modified":"2026-10-15T23:12:09.202Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:19:53.786088Z"}],"euvd":[{"id":"EUVD-2026-84002","description":"A flaw was found in the SmallRye Fault Tolerance library, which is used by Quarkus to provide strategies like retries and circuit breakers for microservices. The issue occurs when using the ApplyGuard or ApplyFaultTolerance annotations, where the library fails to release internal tracking objects after each request. This causes a steady increase in memory usage that eventually leads to the application slowing down and crashing due to lack of memory.","status":"published","published":"2026-09-21T17:01:48Z","modified":"2026-11-06T00:01:32Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-06T01:02:48.432284Z"}],"ghsa":[{"id":"GHSA-hv8r-mpqx-qf8h","title":"A flaw was found in the SmallRye Fault Tolerance library, which is used by Quarkus to provide...","description":"A flaw was found in the SmallRye Fault Tolerance library, which is used by Quarkus to provide strategies like retries and circuit breakers for microservices. The issue occurs when using the ApplyGuard or ApplyFaultTolerance annotations, where the library fails to release internal tracking objects after each request. This causes a steady increase in memory usage that eventually leads to the application slowing down and crashing due to lack of memory.","status":"published","published":"2026-09-21T18:32:08Z","modified":"2026-11-06T03:30:27Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-400"],"updated_at":"2026-11-06T03:57:47.011451Z"}],"nvd":[{"id":"CVE-2026-94449","description":"A flaw was found in the SmallRye Fault Tolerance library, which is used by Quarkus to provide strategies like retries and circuit breakers for microservices. The issue occurs when using the ApplyGuard or ApplyFaultTolerance annotations, where the library fails to release internal tracking objects after each request. This causes a steady increase in memory usage that eventually leads to the application slowing down and crashing due to lack of memory.","status":"published","published":"2026-09-21T17:19:20.097Z","modified":"2026-11-06T01:18:02.36Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-400"],"updated_at":"2026-11-06T06:59:05.647867Z"}]}}