The Dolby Audio X2 (DAX2) API service before 0.8.8.90 on Windows allows local users to gain privileges.

published 2021-04-08 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-26491

cvss: 7.8; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 38%
public exploits: 0; none known

Patch / fix

fixed in 1

dolby audio_x2 0.8.8.90

Exploit prediction

0.44% chance of exploitation in the next 30 days, higher than 38% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	4.6	AV:L/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness

CWE-426 Untrusted Search Path

References

professional.dolby.com /siteassets/pdfs/dolby-dax2-security-advisory-2021-04-07.pdf
vendor-advisory

Sources

CVE List CVE-2021-3146
NVD CVE-2021-3146

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary