What is CVE-2026-29644?

CVE-2026-29644 is a medium-severity vulnerability in N/a, classified under Improper Access Control. CVSS score: 5.3/10. Published 2026-04-21.

How severe is CVE-2026-29644?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in N/a

CVE-2026-29644

XiangShan (open-source high-performance RISC-V processor) commit edb1dfaf7d290ae99724594507dc46c2c2125384 (2024-11-28) has improper gating of its distributed CSR write-enable path, allowing illegal CSR write attempts to alter custom PMA (P…

EPSS: 0.001 (1.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

Affected products

N/a — versions n/a

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

cve@mitre.org
cve@mitre.org
cve@mitre.org
cve@mitre.org
cve@mitre.org

Frequently asked questions

What is CVE-2026-29644?: CVE-2026-29644 is a medium-severity vulnerability in N/a, classified under Improper Access Control. CVSS score: 5.3/10. Published 2026-04-21.
How severe is CVE-2026-29644?: Medium severity. CVSS v3 base score is 5.3 out of 10.