{"id":"CVE-2026-45756","state":"PUBLISHED","title":"Symfony: JsonPath Evaluates Attacker-Controlled Regular Expressions in match()/search() Without Limits — ReDoS","description":"Symfony is a PHP framework for web and console applications and a set of reusable PHP components. From 7.3.0-BETA1 until 7.4.12 and 8.0.12, the JsonPath component compiles attacker-controlled match() and search() filter patterns directly into preg_match() without a length cap, i-regexp restriction, or bounded backtracking, allowing catastrophic-backtracking expressions to pin worker CPU and cause denial of service. This issue is fixed in versions 7.4.12 and 8.0.12.","publishedAt":"2026-07-14T17:57:03.811Z","updatedAt":"2026-07-21T18:48:57.481Z","severity":{"score":8.2,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["symfony symfony","symfony json-path"],"affected":[{"vendor":"symfony","product":"symfony","versions":[{"version":">= 7.3.0-BETA1, < 7.4.12","status":"affected"},{"version":">= 8.0.0-BETA1, < 8.0.12","status":"affected"}]},{"vendor":"symfony","product":"json-path","versions":[{"version":">= 7.3.0-BETA1, < 7.4.12","status":"affected"},{"version":">= 8.0.0-BETA1, < 8.0.12","status":"affected"}]}],"references":["https://github.com/symfony/symfony/security/advisories/GHSA-8v8v-g73j-492j","https://github.com/symfony/symfony/commit/1ac2d47418ec23066112db1e6ca35be6fe123d14","https://github.com/symfony/symfony/releases/tag/v7.4.12","https://github.com/symfony/symfony/releases/tag/v8.0.12"],"weaknesses":["CWE-400","CWE-1333"],"ingestedAt":"2026-10-29T20:12:07.131Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/45xxx/CVE-2026-45756.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-45756","state":"PUBLISHED","datePublished":"2026-07-14T17:57:03.811Z","dateUpdated":"2026-07-21T18:48:57.481Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-05-13T06:54:34.221Z"},"containers":{"cna":{"title":"Symfony: JsonPath Evaluates Attacker-Controlled Regular Expressions in match()/search() Without Limits — ReDoS","descriptions":[{"lang":"en","value":"Symfony is a PHP framework for web and console applications and a set of reusable PHP components. From 7.3.0-BETA1 until 7.4.12 and 8.0.12, the JsonPath component compiles attacker-controlled match() and search() filter patterns directly into preg_match() without a length cap, i-regexp restriction, or bounded backtracking, allowing catastrophic-backtracking expressions to pin worker CPU and cause denial of service. This issue is fixed in versions 7.4.12 and 8.0.12."}],"affected":[{"vendor":"symfony","product":"symfony","versions":[{"version":">= 7.3.0-BETA1, < 7.4.12","status":"affected"},{"version":">= 8.0.0-BETA1, < 8.0.12","status":"affected"}]},{"vendor":"symfony","product":"json-path","versions":[{"version":">= 7.3.0-BETA1, < 7.4.12","status":"affected"},{"version":">= 8.0.0-BETA1, < 8.0.12","status":"affected"}]}],"references":[{"url":"https://github.com/symfony/symfony/security/advisories/GHSA-8v8v-g73j-492j","name":"https://github.com/symfony/symfony/security/advisories/GHSA-8v8v-g73j-492j","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/symfony/symfony/commit/1ac2d47418ec23066112db1e6ca35be6fe123d14","name":"https://github.com/symfony/symfony/commit/1ac2d47418ec23066112db1e6ca35be6fe123d14","tags":["x_refsource_MISC"]},{"url":"https://github.com/symfony/symfony/releases/tag/v7.4.12","name":"https://github.com/symfony/symfony/releases/tag/v7.4.12","tags":["x_refsource_MISC"]},{"url":"https://github.com/symfony/symfony/releases/tag/v8.0.12","name":"https://github.com/symfony/symfony/releases/tag/v8.0.12","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"PRESENT","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":8.2,"baseSeverity":"HIGH","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","version":"4.0"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-400","lang":"en","description":"CWE-400: Uncontrolled Resource Consumption","type":"CWE"}]},{"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":"2026-07-14T17:57:03.811Z"},"source":{"advisory":"GHSA-8v8v-g73j-492j","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-21T18:48:48.712996Z","id":"CVE-2026-45756","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":"2026-07-21T18:48:57.481Z"}}]}}}