What is CVE-2026-37229?

CVE-2026-37229 is a high-severity vulnerability in Mosaic5g Flexric, classified under Reachable Assertion. CVSS score: 7.5/10. Published 2026-06-01.

How severe is CVE-2026-37229?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Mosaic5g Flexric

CVE-2026-37229

FlexRIC v2.0.0 contains a reachable assertion in e2ap_create_pdu() triggered when ASN.1 PER decoding fails. A remote unauthenticated attacker can send any non-PER byte sequence (e.g., a single 0x00 byte) over SCTP to the near-RT RIC (port…

EPSS: 0.001 (33.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Mosaic5g Flexric — versions 2.0.0
N/a — versions n/a

Weakness classification (CWE)

CWE-617 — Reachable Assertion

References

cve@mitre.org (Product)
cve@mitre.org (Exploit, Third Party Advisory, Mitigation)

Frequently asked questions

What is CVE-2026-37229?: CVE-2026-37229 is a high-severity vulnerability in Mosaic5g Flexric, classified under Reachable Assertion. CVSS score: 7.5/10. Published 2026-06-01.
How severe is CVE-2026-37229?: High severity. CVSS v3 base score is 7.5 out of 10.