PatchSiren cyber security CVE debrief
CVE-2025-71177 LavaLite CVE debrief
CVE-2025-71177 is a stored cross-site scripting (XSS) vulnerability affecting LavaLite CMS versions up to and including 10.1.0. The vulnerability exists in the package creation and search functionality, allowing authenticated users to inject malicious HTML or JavaScript in package Name or Description fields. This injected script is stored and later rendered without proper output encoding in package search results. When other users view these search results, the injected script executes in their browsers, potentially enabling session hijacking, credential theft, and unauthorized actions in the context of the victim.
- Vendor
- LavaLite
- Product
- LavaLite CMS
- CVSS
- MEDIUM 5.1
- CISA KEV
- Not listed in stored evidence
- Original CVE published
- 2026-01-23
- Original CVE updated
- 2026-07-14
- Advisory published
- 2026-01-23
- Advisory updated
- 2026-07-14
Who should care
Users of LavaLite CMS versions up to and including 10.1.0 should be aware of this vulnerability and take steps to mitigate it. This includes administrators and users with access to package creation and search functionality, as well as those who view search results. Developers and security teams responsible for maintaining and securing LavaLite CMS installations should prioritize patching and monitoring for potential exploitation.
Technical summary
The vulnerability is caused by inadequate output encoding of user-supplied input in package Name and Description fields within LavaLite CMS versions up to and including 10.1.0. Authenticated users can inject malicious HTML or JavaScript, which is stored and later rendered in package search results without proper encoding. This allows for stored XSS attacks, potentially leading to session hijacking, credential theft, and unauthorized actions in the context of the victim. Affected product deployments should be identified and prioritized for patching, with compensating controls considered for exposed systems until remediation is verified. Security teams should review official advisories and CVE records to validate affected scope, severity, and vendor guidance, and monitor for potential exploitation and anomalous activity.
Defensive priority
Medium
Recommended defensive actions
- Apply patches or updates to LavaLite CMS to address the vulnerability
- Implement additional security measures such as input validation and output encoding
- Monitor for potential exploitation and anomalous activity
- Restrict access to package creation and search functionality to authorized users
- Educate users on the risks associated with this vulnerability
Evidence notes
The CVE record was published on 2026-01-23T17:16:08.760Z and was last modified on 2026-07-14T23:17:28.267Z. The NVD entry is currently Analyzed. The vulnerability has a CVSS score of 5.1 and a severity of MEDIUM.
Sources and references
Verified primary and authoritative sources
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CVE-2025-71177 CVE Program record
Publisher, destination, and source semantics verified
URL: https://www.cve.org/CVERecord?id=CVE-2025-71177
CVE Program - Official CVE Program record with source-provided CVE metadata.
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CVE-2025-71177 NVD vulnerability detail
Publisher, destination, and source semantics verified
URL: https://nvd.nist.gov/vuln/detail/CVE-2025-71177
NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.
Supplemental references
-
Source reference
Unverified legacy reference
URL: https://github.com/LavaLite/cms/issues/420
[email protected] - Exploit, Issue Tracking
-
Source reference
Unverified legacy reference
URL: https://lavalite.org/
[email protected] - Product
-
Mitigation or vendor reference
Unverified legacy reference
URL: https://www.vulncheck.com/advisories/lavalite-cms-stored-xss-via-package-creation-and-search
[email protected] - Third Party Advisory
Methodology and review provenance
AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.