CVE-2026-116544EPSS p28.9%
CVE-2026-116544CVE-2026-116544
Description
Open5GS 2.6.1 through 2.8.0 contains an out-of-bounds read vulnerability in parse_scheme_output() in lib/sbi/conv.c during SUCI de-concealment due to incomplete length validation. Remote unauthenticated UEs or SBI peers can submit a crafted SUCI with a 42-byte scheme output to a UDM, triggering a heap over-read past the buffer.
Scoring
| CVSS | 3.7 () |
| Vector | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N |
| EPSS | 0.35% probability of exploitation · percentile 28.9% · 2026-10-27T12:03:15Z |
| Last modified | 2026-10-26 |