CVE-2026-101035aligungr UERANSIM nr-gnb encode.cpp DecodePlainMmMessage uncaught exception
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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A flaw has been found in aligungr UERANSIM up to 3.3.0. This affects the function DecodePlainMmMessage in the library src/lib/nas/encode.cpp of the component nr-gnb. Executing a manipulation can lead to uncaught exception. The attack can be launched remotely. The exploit has been published and may be used. This patch is called 1ae9bf2062b57595dbcbc4bc1d0a0ccf06815bac. It is best practice to apply a patch to resolve this issue.
- CVSS
- 5.3 MEDIUM (v3.1, CNA)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
- Weakness (CWE)
- CWE-248
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulDB
- NVD analysis
- Deferred
- Record last updated
- Sep 28, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
aligungr UERANSIM aligungr:ueransim | 3.0; 3.1; 3.2; 3.3.0 | CNA record |
References
- https://vuldb.com/vuln/410903vdb-entry, technical-description
- https://vuldb.com/vuln/410903/ctisignature, permissions-required
- https://vuldb.com/cve/CVE-2026-101035third-party-advisory
- https://vuldb.com/submit/926089third-party-advisory
- https://gist.github.com/centauruszzz/f729edf89aa32ae3cfe4865c71ad1102exploit
- https://github.com/aligungr/UERANSIM/commit/1ae9bf2062b57595dbcbc4bc1d0a0ccf06815bacpatch
- https://github.com/aligungr/UERANSIM/product
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.