Privilege escalation in N/a
CVE-2026-29648
In OpenXiangShan NEMU, when Smstateen is enabled, clearing mstateen0.ENVCFG does not correctly restrict access to henvcfg and senvcfg. As a result, less-privileged code may read or write these CSRs without the required exception, potential…
Vulnerability class: Privilege Escalation
EPSS: 0.003 (23.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- N/a — versions n/a
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-29648?
- CVE-2026-29648 is a high-severity vulnerability in N/a, classified under Improper Privilege Management. CVSS score: 8.8/10. Published 2026-04-20.
- How severe is CVE-2026-29648?
- High severity. CVSS v3 base score is 8.8 out of 10.