CVE-2026-7183

MEDIUM 5.3

aligungr UERANSIM Radio Link Simulation Layer rls_pdu.cpp DecodeRlsMessage uncaught exception

CVSS Score

5.3

EPSS Score

0.0%

EPSS Percentile

0th

A vulnerability has been found in aligungr UERANSIM up to 3.2.7. The affected element is the function rls::DecodeRlsMessage in the library src/lib/rls/rls_pdu.cpp of the component Radio Link Simulation Layer. The manipulation of the argument pduLength leads to uncaught exception. The attack may be initiated remotely. Upgrading to version 3.2.8 is sufficient to fix this issue. The identifier of the patch is ca1a66fffe282767bb08618af9f848e3b68ea47b. It is suggested to upgrade the affected component. This behavior is related to CVE-2024-37877. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.

CWE	CWE-248
Vendor	aligungr
Product	ueransim
Published	Apr 27, 2026

Stay Ahead of the Next One

Get instant alerts for aligungr ueransim

Be the first to know when new medium vulnerabilities affecting aligungr ueransim are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

aligungr / UERANSIM

3.2.0 3.2.1 3.2.2 3.2.3 3.2.4 3.2.5 3.2.6 3.2.7

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/359784 vuldb.com: https://vuldb.com/vuln/359784/cti vuldb.com: https://vuldb.com/submit/800026 github.com: https://github.com/aligungr/UERANSIM/commit/ca1a66fffe282767bb08618af9f848e3b68ea47b github.com: https://github.com/aligungr/UERANSIM/releases/tag/v3.2.8 github.com: https://github.com/aligungr/UERANSIM/

Credits

🔍 0wln3d (VulDB User) VulDB CNA Team