{"id":"CVE-2026-128021","aliases":[],"cve":{"records":[{"id":"CVE-2026-128021","source":"VulnCheck","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-11-12T20:32:53.532Z","published":"2026-11-13T09:34:07.192Z","modified":"2026-11-13T18:21:07.756Z"}],"publishers":[{"name":"VulnCheck","role":"CNA","organizationId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","modified":"2026-11-13T09:34:07.192Z"},{"name":"CISA-ADP","role":"ADP","organizationId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","modified":"2026-11-13T18:21:07.756Z"}],"references":[{"url":"https://github.com/php/frankenphp/security/advisories/GHSA-4gfw-9v29-gp9h","tags":["vendor-advisory"],"source":"VulnCheck"},{"url":"https://www.vulncheck.com/advisories/frankenphp-before-1.13.2-information-disclosure-via-libxml-error-state-in-worker-mode","tags":["third-party-advisory"],"source":"VulnCheck"},{"url":"https://github.com/php/frankenphp/security/advisories/GHSA-4gfw-9v29-gp9h","tags":["exploit"],"source":"CISA-ADP"}],"weaknesses":[{"id":"CWE-200","description":"Exposure of Sensitive Information to an Unauthorized Actor","source":"VulnCheck"}],"applicability":[{"source":"VulnCheck","statements":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:php:frankenphp:*:*:*:*:*:*:*:*","versionEndExcluding":"1.13.2"}]}]}]}],"prioritization":[{"source":"CISA-ADP","type":"SSVC","role":"CISA Coordinator","timestamp":"2026-11-13T18:20:46.471001Z","decisions":[{"name":"Exploitation","value":"poc"},{"name":"Automatable","value":"no"},{"name":"Technical Impact","value":"partial"}]}]},"title":"FrankenPHP before 1.13.2 Information Disclosure via libxml Error State in Worker Mode","titleSource":"VulnCheck","descriptionSource":"VulnCheck","description":"FrankenPHP before 1.13.2 contains an information disclosure vulnerability that allows later clients to read earlier clients' libxml errors because worker mode never resets LIBXML(error_list) between requests. Attackers sending requests to the same worker thread can call libxml_get_errors() or libxml_get_last_error() to obtain other clients' parsed-document fragments and server filesystem paths.","score":6.3,"severity":"medium","published":"2026-11-13T09:34:07.192Z","modified":"2026-11-13T18:21:07.756Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"php","name":"frankenphp","platforms":[],"versions":[{"version":"0","status":"affected","lessThan":"1.13.2","versionType":"semver"},{"version":"1.13.2","status":"unaffected","versionType":"semver"}],"defaultStatus":"unaffected","packageURL":"pkg:golang/github.com/dunglas/frankenphp","packageIdentity":{"ecosystem":"Go","name":"github.com/dunglas/frankenphp"},"cpes":[],"source":"VulnCheck","url":"https://www.cve.org/CVERecord?id=CVE-2026-128021"}],"remediation":[],"references":["https://github.com/php/frankenphp/security/advisories/GHSA-4gfw-9v29-gp9h","https://www.vulncheck.com/advisories/frankenphp-before-1.13.2-information-disclosure-via-libxml-error-state-in-worker-mode"],"sources":[{"name":"CVE","id":"CVE-2026-128021","modified":"2026-11-13T18:21:07.756Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-128021"}],"assessments":[{"source":"VulnCheck","vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","score":6.3},{"source":"VulnCheck","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","score":3.7}],"sourceAffected":[],"observedAt":"2026-11-13T19:50:50.124Z","kev":{"status":"not-listed","checkedAt":"2026-11-15T02:35:33.315Z"},"coverage":[{"source":"NVD","status":"refresh-failed","attemptedAt":"2026-11-14T01:25:33.596Z"},{"source":"GHSA","status":"available","checkedAt":"2026-11-14T01:15:32.693Z","attemptedAt":"2026-11-14T01:15:32.693Z"},{"source":"EUVD","status":"available","checkedAt":"2026-11-14T01:15:30.899Z","attemptedAt":"2026-11-14T01:15:30.899Z"},{"source":"EPSS","status":"available","checkedAt":"2026-11-14T01:15:30.742Z","attemptedAt":"2026-11-14T01:15:30.742Z"}],"evidence":[{"source":"FIRST EPSS","id":"CVE-2026-128021","url":"https://www.first.org/epss/","probability":0.00297,"percentile":0.22587,"date":"2026-11-13","checkedAt":"2026-11-14T01:15:30.742Z"},{"source":"ENISA EUVD","id":"EUVD-2026-125081","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-125081","modified":"Nov 13, 2026, 6:21:07 PM","score":6.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","checkedAt":"2026-11-14T01:15:30.899Z"},{"source":"GitHub Advisory Database","id":"GHSA-g6wj-cr3g-5frq","url":"https://github.com/advisories/GHSA-g6wj-cr3g-5frq","modified":"2026-11-13T12:31:37Z","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","checkedAt":"2026-11-14T01:15:32.693Z"}],"aiSummary":{"text":"FrankenPHP before 1.13.2 has an information disclosure vulnerability, allowing attackers with access to the same worker thread to obtain other clients' parsed-document fragments and server filesystem paths. The vulnerability occurs because worker mode never resets LIBXML(error_list) between requests. Attackers can exploit this by calling libxml_get_errors() or libxml_get_last_error().","model":"@cf/meta/llama-3.3-70b-instruct-fp8-fast","generatedAt":"2026-11-13T13:56:11.641Z","sources":[{"name":"CVE","url":"https://www.cve.org/CVERecord?id=CVE-2026-128021"}]}}