What is CVE-2021-26952?

CVE-2021-26952 is a high-severity vulnerability in Ms3d Project, classified under Use of Uninitialized Resource. CVSS score: 7.5/10. Published 2021-02-09.

How severe is CVE-2021-26952?

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

Vulnerability in Ms3d Project

CVE-2021-26952

An issue was discovered in the ms3d crate before 0.1.3 for Rust. It might allow attackers to obtain sensitive information from uninitialized memory locations via IoReader::read.

Published 2021-02-09 · last modified 2026-06-17.

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:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.016 (74.2th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 74.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: 0.000

Affected products

Ms3d Project

Weakness classification (CWE)

CWE-908 — Use of Uninitialized Resource

References

rustsec.org/advisories/RUSTSEC-2021-0016.html (Exploit, Vendor Advisory)

Frequently asked questions

What is CVE-2021-26952?: CVE-2021-26952 is a high-severity vulnerability in Ms3d Project, classified under Use of Uninitialized Resource. CVSS score: 7.5/10. Published 2021-02-09.
How severe is CVE-2021-26952?: High severity. CVSS v3 base score is 7.5 out of 10.