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CVE Vulnerability Database
Vulnerability Database/CVE-2026-25421

CVE-2026-25421: Rejected CVE ID Due to Collision Issue

CVE-2026-25421 is a rejected CVE identifier that was withdrawn by its CVE Numbering Authority due to collision with another CVE entry. This article covers the rejection reason and what this means for security tracking.

Published: February 20, 2026

CVE-2026-25421 Overview

CVE-2026-25421 has been rejected or withdrawn by its CVE Numbering Authority (CNA). This CVE ID was marked as invalid due to a collision with another CVE entry. Organizations tracking this CVE ID should note that it is no longer a valid vulnerability identifier and should not be used for vulnerability management or remediation tracking purposes.

Critical Impact

This CVE has been rejected and is not a valid vulnerability identifier. No security action is required for this specific CVE ID.

Affected Products

  • No affected products - CVE has been rejected

Discovery Timeline

  • 2026-02-18 - CVE-2026-25421 published to NVD (as rejected)
  • 2026-02-18 - Last updated in NVD database

Technical Details for CVE-2026-25421

Vulnerability Analysis

This CVE entry has been rejected by its CVE Numbering Authority. The rejection reason indicates a collision with another CVE identifier, meaning this vulnerability may have been assigned a duplicate CVE number or the original report was consolidated with an existing CVE entry.

When CVE collisions occur, the CVE Numbering Authority withdraws one of the identifiers to maintain the integrity of the CVE database and prevent confusion in vulnerability tracking systems. Organizations should verify whether a related CVE exists that addresses the same underlying security issue.

Root Cause

The CVE was rejected due to administrative reasons (CVE collision), not due to a security vulnerability being invalid. The underlying security issue may still exist under a different CVE identifier.

Attack Vector

No attack vector is applicable as this CVE has been rejected. The attack vector is listed as Unknown in the original entry.

Detection Methods for CVE-2026-25421

Indicators of Compromise

  • No IOCs are applicable for this rejected CVE entry
  • Organizations should search for related CVE identifiers if the original security concern remains valid

Detection Strategies

  • Remove CVE-2026-25421 from vulnerability tracking systems and dashboards
  • Verify if a replacement CVE has been issued by the CVE Numbering Authority
  • Check NVD and MITRE CVE databases for related entries

Monitoring Recommendations

  • No active monitoring is required for this rejected CVE
  • If tracking a related security issue, identify the correct CVE identifier for proper monitoring

How to Mitigate CVE-2026-25421

Immediate Actions Required

  • No remediation actions are required for this rejected CVE
  • Remove this CVE from any vulnerability management queues or tracking systems
  • Research whether a valid replacement CVE exists that may require attention

Patch Information

No patches are associated with this CVE as it has been rejected. If the underlying security issue exists under a different CVE identifier, consult that CVE's patch information for remediation guidance.

Workarounds

  • No workarounds are needed as this CVE has been rejected
  • If concerned about a related security issue, identify the correct CVE and follow its recommended mitigations

Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.

  • Vulnerability Details
  • TypeOther
  • Vendor/TechN/A
  • SeverityNONE
  • CVSS ScoreN/A
  • Known ExploitedNo
  • Impact Assessment
  • ConfidentialityNone
  • IntegrityNone
  • AvailabilityNone
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