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CVE-2025-21480 CISA KEV — actively exploited

Qualcomm Multiple Chipsets Incorrect Authorization Vulnerability

Qualcomm, Inc. — Snapdragon

Memory corruption due to unauthorized command execution in GPU micronode while executing specific sequence of commands.

CVSS scoreHigh

8.6

EPSS — exploitation probabilityLow

0.4%

Vector breakdown

Attack vector
Local
Attack complexity
Low
Privileges required
None
User interaction
Required
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Published
Jun 3, 2025
Modified
Feb 26, 2026
Added to KEV
Jun 3, 2025
Federal patch due
Jun 24, 2025

CISA required action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Weakness classification

Proof-of-concept & exploitation references

Public repositories whose name or description references CVE-2025-21480, found via a live GitHub search at request time. These are community-sourced signals, not a verified working exploit — cross-check each one before relying on it, and treat higher star counts and recent activity as (weak) corroboration, not proof.

No public GitHub repositories referencing CVE-2025-21480 were found at last check. Absence here is not proof no exploit exists — see the references below for vendor advisories and write-ups.

References

Frequently asked questions

What is CVE-2025-21480?

Memory corruption due to unauthorized command execution in GPU micronode while executing specific sequence of commands.

How severe is CVE-2025-21480?

CVE-2025-21480 has a CVSS base score of 8.6 out of 10 (CVSS 3.1).

Is CVE-2025-21480 actively exploited in the wild?

Yes. CVE-2025-21480 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added Jun 3, 2025, meaning CISA has confirmed evidence of active exploitation.

What is the EPSS score for CVE-2025-21480?

0.4% - meaning FIRST.org's EPSS model estimates a 0.4% probability this vulnerability will be exploited in the wild within 30 days (37% percentile among all scored CVEs).

What type of vulnerability is CVE-2025-21480?

CVE-2025-21480 is classified under CWE-863 (CWE-863: Incorrect Authorization).

Cross-checked against

Impactr finds and proves whether CVE-2025-21480 — or flaws like it — are actually reachable in your own web apps and APIs, with a reproducible exploit as evidence.