CVE-2022-28981 | BDVDB-2026-185182 Detail

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.

Impact#

Per CVSS v3.1: confidentiality impact high, integrity impact none, availability impact none. Attack vector: network.

Weaknesses#

CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

References#

https://portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5mxmVrnXW/content/cve-2022-28981-path-traversal-vulnerability-in-hypermedia-rest-apis

Exploit#

No public exploit known

History#

Version 12022-09-22Record published in the CVE List.
Version 22026-07-09Most recent update recorded in the CVE List.

Published

Published: 2022-09-22
Last modified: 2026-07-09

Vendor information

Vendor: Not stated
Product: Not stated

Score

7.5 High

EPSS

1.2%, Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 70.3.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Path Traversal

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

No version data in the source record.

Scoring System

CVSS v4.0

Not available

CVSS v3.1

7.5 High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	High
Integrity	None
Availability	None

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).