Security readout for executives and security teams
Plain-English summary
CVE-2021-29049 is a cross-site scripting issue in Liferay DXP's Portal Workflow edit process page. A remote attacker could inject script or HTML through the currentURL parameter. The available sources do not provide CVSS, authentication requirements, or confirmed impact beyond XSS.
Executive priority
Prioritize validation if Liferay DXP supports external portals, customer workflows, or administrative users. The business urgency is uncertain because severity, privileges, and exploitation evidence are not provided, but browser-based attacks can affect trusted sessions.
Technical view
The vulnerability affects Liferay DXP 7.0 before fix pack 99, 7.1 before fix pack 23, 7.2 before fix pack 12, and 7.3 before fix pack 1. The vulnerable input is the currentURL parameter on the Portal Workflow module edit process page.
Likely exposure
Exposure is likely limited to organizations running the listed Liferay DXP versions and using the Portal Workflow module. The sources do not state whether the vulnerable page requires authentication or specific privileges.
Exploitation context
The source bundle does not cite active exploitation, public exploit code, or CISA KEV listing. Treat exploitation status as unconfirmed. XSS risk depends on who can reach the affected page and whose browser can be induced to process injected content.
Researcher notes
Key missing details are CVSS, CWE, authentication requirements, affected module enablement assumptions, and whether the issue is reflected or stored XSS. Do not infer broader Liferay product impact beyond the listed DXP versions and fix packs.
Mitigation direction
- Upgrade affected Liferay DXP versions to the listed fix pack levels or later.
- Review Liferay issue LPE-17211 for vendor-specific remediation details.
- Prioritize internet-facing or partner-accessible Liferay portals for review.
- Limit access to workflow edit functionality until patch status is confirmed.
Validation and detection
- Inventory all Liferay DXP deployments and record exact major version and fix pack.
- Check for DXP 7.0 below FP99, 7.1 below FP23, 7.2 below FP12, or 7.3 below FP1.
- Confirm whether the Portal Workflow edit process page is reachable by untrusted users.
- Review application logs for unusual currentURL parameter values if relevant logging exists.
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
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CVE-2021-29049 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
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.
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
- CVE List V5 sourceCVE List V5
- https://issues.liferay.com/browse/LPE-17211CVE reference, mitre
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.