Security readout for executives and security teams
Plain-English summary
CVE-2022-39975 is a Liferay access-control flaw. A logged-in attacker could view unpublished Content Page previews by manipulating a URL. The impact is confidentiality only: unpublished page content may be exposed, but the sources do not indicate data modification, service disruption, or active exploitation.
Executive priority
Treat as a moderate-priority confidentiality issue. Patch during the normal security maintenance cycle, but prioritize faster if unpublished Liferay pages contain sensitive business, customer, or regulatory information.
Technical view
The Liferay Layout module failed to enforce user permission checks before rendering preview views for Content Page pages. The issue is CWE-862 with CVSS 3.1 score 4.3: network exploitable, low complexity, low privileges required, no user interaction, and low confidentiality impact.
Likely exposure
Exposure is most likely in organizations running affected Liferay Portal 7.3.3 through 7.4.3.34, DXP 7.3 before update 10, or DXP 7.4 before update 35, especially where authenticated users have portal access and unpublished pages contain sensitive content.
Exploitation context
The provided sources describe URL manipulation by an attacker with low privileges. CISA KEV status is false in the bundle, and no cited source here confirms active exploitation or public exploit availability.
Researcher notes
Evidence is limited to the CVE record and Liferay advisory reference. The affected component is the Layout module, impact is unauthorized preview disclosure, and prerequisites include network access plus low privileges. Avoid overstating exploitation without additional evidence.
Mitigation direction
- Upgrade Liferay Portal to a version outside the affected 7.3.3 through 7.4.3.34 range.
- Apply Liferay DXP 7.3 update 10 or later, where applicable.
- Apply Liferay DXP 7.4 update 35 or later, where applicable.
- Review Liferay vendor guidance for any environment-specific remediation details.
- Limit authenticated portal access until affected systems are updated.
Validation and detection
- Inventory Liferay Portal and DXP versions against the affected ranges.
- Identify unpublished Content Page pages that may contain sensitive information.
- Verify unpublished page previews enforce permissions using internal test accounts.
- Review access logs for unusual requests to unpublished page preview paths.
- Confirm remediation by retesting preview access after updating.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-862: Authorization and privilege behavior lookup
Authorization weaknesses can support privilege escalation and valid-account review, depending on exploit path. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2022-39975 mapping review
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Open ATT&CK lookup- Severity
- Medium
- CVSS
- 4.3 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
SSVC decision data
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N2.81.4CISA-ADPVulnerability scoring details
Base CVSS 3.1 score
4.3MediumVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
ADP provider summaries
Source materials
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Missing Authorization
Missing Authorization represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.