{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-7260","assignerOrgId":"dd77f84a-d19a-4638-8c3d-a322d820ed2b","state":"PUBLISHED","assignerShortName":"php","dateReserved":"2026-04-28T05:07:45.654Z","datePublished":"2026-07-30T11:22:53.918Z","dateUpdated":"2026-07-30T12:15:22.862Z"},"containers":{"cna":{"providerMetadata":{"orgId":"dd77f84a-d19a-4638-8c3d-a322d820ed2b","shortName":"php","dateUpdated":"2026-07-30T11:22:53.918Z"},"title":"Stack overflow in phar with circular symlinks","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-121","description":"CWE-121 Stack-based buffer overflow","type":"CWE"}]}],"impacts":[{"capecId":"CAPEC-469","descriptions":[{"lang":"en","value":"CAPEC-469 HTTP DoS"}]}],"affected":[{"vendor":"PHP Group","product":"PHP","packageName":"ext-phar","versions":[{"status":"affected","version":"8.2.*","lessThan":"8.2.33","versionType":"semver"},{"status":"affected","version":"8.3.*","lessThan":"8.3.33","versionType":"semver"},{"status":"affected","version":"8.4.*","lessThan":"8.4.24","versionType":"semver"},{"status":"affected","version":"8.5.*","lessThan":"8.5.9","versionType":"semver"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"Circular symbolic links in phar archives could lead to unbounded recursion, exhausting the C stack and crashing the PHP process, in PHP versions from 8.2.* before 8.2.33, from 8.3.* before 8.3.33, from 8.4.* before 8.4.24, and from 8.5.* before 8.5.9.","supportingMedia":[{"type":"text/html","base64":false,"value":"Circular symbolic links in phar archives could lead to unbounded recursion, exhausting the C stack and crashing the PHP process, in PHP versions from 8.2.* before 8.2.33, from 8.3.* before 8.3.33, from 8.4.* before 8.4.24, and from 8.5.* before 8.5.9."}]}],"references":[{"url":"https://github.com/php/php-src/security/advisories/GHSA-vc5h-9ppw-p5f3","tags":["vendor-advisory"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"LOCAL","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"ACTIVE","vulnConfidentialityImpact":"NONE","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subAvailabilityImpact":"HIGH","exploitMaturity":"UNREPORTED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","version":"4.0","baseSeverity":"MEDIUM","baseScore":5.4,"vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/E:U"}}],"credits":[{"lang":"en","value":"Calvin Young - eWalker Consulting (HK) Limited","type":"finder"},{"lang":"en","value":"Enoch Chow - Isomorph Cyber","type":"finder"},{"lang":"en","value":"Jakub Zelenka - The PHP Foundation","type":"remediation developer"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.4"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-30T12:15:12.750948Z","id":"CVE-2026-7260","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-07-30T12:15:22.862Z"}}]}}