CVE-2026-89155 Overview
CVE-2026-89155 has been rejected or withdrawn by its CVE Numbering Authority (CNA). Rejected CVE identifiers do not describe a valid, actionable vulnerability. Security teams do not need to take remediation action against this identifier.
The National Vulnerability Database (NVD) entry for CVE-2026-89155 contains no affected products, no CVSS score, no CWE classification, and no vendor advisory. Rejection typically occurs when a CVE ID is a duplicate, was assigned in error, or does not meet the criteria for a security vulnerability under the CVE Program rules.
Critical Impact
No impact. This CVE identifier has been withdrawn and does not represent a valid vulnerability.
Affected Products
- No affected products listed
- No vendor identified
- No product versions in scope
Discovery Timeline
- 2026-09-19 - CVE-2026-89155 published to NVD as rejected
- 2026-09-19 - Last updated in NVD database
Technical Details for CVE-2026-89155
Vulnerability Analysis
CVE-2026-89155 carries no technical details. The CVE Numbering Authority responsible for this identifier withdrew it before or after publication. The NVD record contains only the rejection notice from the CNA.
Rejected CVE entries are retained in the catalog to preserve identifier integrity. Reusing a withdrawn ID would break references in prior advisories, scanner databases, and threat intelligence feeds. Analysts encountering this ID in tooling should treat it as informational only.
Root Cause
No root cause exists to analyze. The CVE record was rejected by its assigning CNA, meaning no underlying software defect, misconfiguration, or design flaw is associated with this identifier.
Attack Vector
No attack vector applies. Because CVE-2026-89155 does not describe a real vulnerability, there is no exploitation path, no proof-of-concept, and no known exploitation activity. The identifier is not listed in the CISA Known Exploited Vulnerabilities catalog.
No verified code examples are available for this identifier. See the NVD entry for CVE-2026-89155 for the official rejection notice.
Detection Methods for CVE-2026-89155
Indicators of Compromise
- No indicators of compromise apply to a rejected CVE identifier.
- Vulnerability scanners should suppress or ignore any legacy references to this ID.
Detection Strategies
- Audit internal ticketing, risk registers, and vulnerability management platforms for references to CVE-2026-89155 and mark them as rejected.
- Confirm that automated ingestion pipelines pulling from NVD correctly parse the REJECTED status flag and exclude the entry from active tracking.
Monitoring Recommendations
- Monitor the NVD feed for any future republication of this identifier under a new description.
- Track CNA activity to identify whether the underlying issue was reassigned to a different CVE ID.
How to Mitigate CVE-2026-89155
Immediate Actions Required
- No patching or configuration change is required.
- Remove or annotate CVE-2026-89155 in vulnerability reports to prevent analyst confusion.
- If a scanner flagged this identifier, update signature databases to the latest release.
Patch Information
No patch exists because no vulnerability exists. Vendors have not issued advisories for CVE-2026-89155. If related security content is later published under a new CVE ID, apply the vendor guidance associated with that new identifier.
Workarounds
- No workarounds are required for a withdrawn CVE identifier.
- Verify that downstream tools reflect the rejected status to avoid duplicate remediation work.
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
