HOMEVULNERABILITIESCVE-2025-47403
HIGH

CVE-2025-47403

CWE-126Published: May 4, 2026· Updated: May 6, 2026

7.5
CVSS v3.1
EPSS:0.02%probability of exploitation in 30 daysPercentile:3.4th

Official Description

Transient DOS when processing a malformed Fast Transition response frame with an invalid header structure during wireless roaming.

NVD Source

Technical Analysis

CVE-2025-47403 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in availability disruption (denial of service), with a CVSS base score of 7.5.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Vendors & Products

Qualcomm514 products
snapdragon x65 5g modem-rf firmwaresnapdragon x65 5g modem-rfsnapdragon x72 5g modem-rf firmwaresnapdragon x72 5g modem-rfsnapdragon x75 5g modem-rf firmwaresnapdragon x75 5g modem-rfsrv1h firmwaresrv1hsrv1m firmwaresrv1msxr2230p firmwaresxr2230p+502 more
Source: NVD CPE · 514 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

All References (1)

Quick Facts

CVE IDCVE-2025-47403
CVSS Score7.5 / 10
SeverityHIGH
WeaknessCWE-126
CISA KEVNo
EPSS (30d)0.02%
Affected1 vendor
PublishedMay 4, 2026

Related CVEs (CWE-126)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2025-47403 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.