CVE-2025-55177

Known Exploited Vulnerability Entry External Catalog

Back to Catalog View Vulnerability
Entry Details

CVE-2025-55177

Confirmed

Yes

2025-09-02 00:00 UTC

Timestamps

2025-09-02

2025-09-02

Scope

KEV entry: Meta Platforms WhatsApp Incorrect Authorization Vulnerability | Affected: Meta Platforms / WhatsApp | Description: Meta Platforms WhatsApp contains an incorrect authorization vulnerability due to an incomplete authorization of linked device synchronization messages. This vulnerability could allow an unrelated user to trigger processing of content from an arbitrary URL on a target’s device. | 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. | Due date: 2025-09-23 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://www.whatsapp.com/security/advisories/2025/ ; https://nvd.nist.gov/vuln/detail/CVE-2025-55177

References
  • {'id': 'CVE-2025-55177', 'url': 'https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2025-55177'}

1f30bf33-afdf-46ef-bb70-dd0be6e683e8

405284c2-e461-4670-8979-7fd2c9755a60

2026-02-02 13:24 UTC

2026-02-06 07:53 UTC

Evidence (1)
Type Source Signal Confidence Details GCVE Metadata
vendor_report cisa-kev successful_exploitation 0.80
View details 
{
  "cwes": [
    "CWE-863"
  ],
  "date_added": "2025-09-02",
  "due_date": "2025-09-23",
  "feed": "CISA Known Exploited Vulnerabilities Catalog",
  "knownRansomwareCampaignUse": "Unknown",
  "product": "WhatsApp",
  "vendorProject": "Meta Platforms",
  "vulnerabilityName": "Meta Platforms WhatsApp Incorrect Authorization Vulnerability"
}
 -
Export Options
JSON Object JSON API View Full Catalog