{"cve":"CVE-2022-28981","nvd":{"published":"2022-09-22T01:15:11.820","modified":"2026-07-09T01:17:27.177","status":"Modified","description":"Path traversal vulnerability in the Hypermedia REST APIs module in Liferay Portal 7.4.0 through 7.4.2 allows remote attackers to access files outside of com.liferay.headless.discovery.web/META-INF/resources via the `parameter` parameter.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","score":7.5},"cwes":["CWE-22"],"references":["https://portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5mxmVrnXW/content/cve-2022-28981-path-traversal-vulnerability-in-hypermedia-rest-apis","https://portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5mxmVrnXW/content/cve-2022-28981-path-traversal-vulnerability-in-hypermedia-rest-apis"],"products":["liferay:liferay_portal"],"source":"nvd","synced_at":"2026-10-19T21:36:05.460296998+00:00"},"epss":{"cve":"CVE-2022-28981","score":0.0128,"percentile":0.7003,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-5j86-vmpx-42pc","url":"https://osv.dev/vulnerability/GHSA-5j86-vmpx-42pc","summary":"Liferay Portal Path Traversal Vulnerability via the Hypermedia REST APIs Module","modified":"2025-07-16T15:57:16.189500Z","packages":[{"ecosystem":"Maven","name":"com.liferay:com.liferay.headless.discovery.web","purl":"pkg:maven/com.liferay/com.liferay.headless.discovery.web","ranges":["<4.0.12"],"fixed":["4.0.12"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}