CVE-2026-10157

Description

A vulnerability was identified in Open5GS up to 2.7.6. This impacts an unknown function of the file src/amf/ngap-handler.c of the component NGAP PathSwitchRequest Message Handler. The manipulation leads to improper authentication. It is possible to initiate the attack remotely. The exploit is publicly available and might be used. The identifier of the patch is a188e36b1741ffc2252133f59b1bda4f14d3cb5c. It is suggested to install a patch to address this issue.

CVSS v3.1 Score

7.3

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

EPSS — Exploit Prediction

0.0042

Probability of exploitation

0.33%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-287 Improper Authentication

References

Other References

https://github.com/open5gs/open5gs/ https://github.com/open5gs/open5gs/commit/a188e36b1741ffc2252133f59b1bda4f14d3cb5c https://github.com/open5gs/open5gs/issues/4393 https://github.com/open5gs/open5gs/pull/4557 https://vuldb.com/cve/CVE-2026-10157 https://vuldb.com/submit/818939 https://vuldb.com/vuln/367410 https://vuldb.com/vuln/367410/cti

Frequently Asked Questions

What is CVE-2026-10157? +

A vulnerability was identified in Open5GS up to 2.7.6. This impacts an unknown function of the file src/amf/ngap-handler.c of the component NGAP PathSwitchRequest Message Handler. The manipulation leads to improper authentication. It is possible to initiate the attack remotely. The exploit is publicly available and might be used. The identifier of the patch is a188e36b1741ffc2252133f59b1bda4f14d3cb5c. It is suggested to install a patch to address this issue. It has a CVSS v3.1 base score of 7.3 (HIGH).

How severe is CVE-2026-10157? +

CVE-2026-10157 has a CVSS v3.1 score of 7.3 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0042, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-10157? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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