{"id":"CVE-2026-52794","state":"PUBLISHED","title":"Sentry: Inefficient Regular Expression Complexity in sentry","description":"Sentry is an error tracking and performance monitoring tool. From 24.4.0 until 26.5.2, a Regular Expression Denial of Service (ReDoS) vulnerability exists in Sentry's event ingestion pipeline, where a regex applied to attacker-controlled fields on incoming events can be made to consume disproportionate CPU time. This vulnerability is fixed in 26.5.2.","publishedAt":"2026-06-24T21:26:26.512Z","updatedAt":"2026-06-25T13:52:33.945Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","source":"GitHub_M"},"assigner":"GitHub_M","products":["getsentry sentry"],"affected":[{"vendor":"getsentry","product":"sentry","versions":[{"version":">= 24.4.0, < 26.5.2","status":"affected"}]}],"references":["https://github.com/getsentry/sentry/security/advisories/GHSA-jjqr-wqg2-p856","https://github.com/getsentry/sentry/pull/116587"],"weaknesses":["CWE-1333"],"ingestedAt":"2026-10-29T20:12:16.098Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/52xxx/CVE-2026-52794.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-52794","state":"PUBLISHED","datePublished":"2026-06-24T21:26:26.512Z","dateUpdated":"2026-06-25T13:52:33.945Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-06-08T18:02:19.731Z"},"containers":{"cna":{"title":"Sentry: Inefficient Regular Expression Complexity in sentry","descriptions":[{"lang":"en","value":"Sentry is an error tracking and performance monitoring tool. From 24.4.0 until 26.5.2, a Regular Expression Denial of Service (ReDoS) vulnerability exists in Sentry's event ingestion pipeline, where a regex applied to attacker-controlled fields on incoming events can be made to consume disproportionate CPU time. This vulnerability is fixed in 26.5.2."}],"affected":[{"vendor":"getsentry","product":"sentry","versions":[{"version":">= 24.4.0, < 26.5.2","status":"affected"}]}],"references":[{"url":"https://github.com/getsentry/sentry/security/advisories/GHSA-jjqr-wqg2-p856","name":"https://github.com/getsentry/sentry/security/advisories/GHSA-jjqr-wqg2-p856","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/getsentry/sentry/pull/116587","name":"https://github.com/getsentry/sentry/pull/116587","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-1333","lang":"en","description":"CWE-1333: Inefficient Regular Expression Complexity","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-06-24T21:26:26.512Z"},"source":{"advisory":"GHSA-jjqr-wqg2-p856","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-06-25T13:52:13.069327Z","id":"CVE-2026-52794","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-06-25T13:52:33.945Z"}}]}}}