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  4. CVE 2026 121875 post duplicator 3018 admin privilege escalation
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Back to active CVEs
Unknown severity · Source severity not reportedCVE-2026-121875

Post Duplicator < 3.0.18 - Admin+ Privilege Escalation via Unvalidated Capability AssignmentCVE-2026-121875

Answer in brief

CVE-2026-121875 records a Unknown severity vulnerability in Post Duplicator < 3.0.18 - Admin+ Privilege Escalation via Unvalidated Capability Assignment. The current sources do not mark it as known exploited. The current feed maps Unknown/Post Duplicator (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Nov 9, 2026Updated Nov 9, 2026Source checked Nov 9, 2026First seen by HOL Nov 9, 2026Material review Nov 9, 2026
Upstream Advisory

Key facts

Risk
Unknown severitySource severity not reported
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Available

Why this deserves its current priority

A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Unknown/Post Duplicator (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Unknown/Post Duplicatorgeneric>=0 <3.0.183.0.18

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Unknown/Post Duplicator.
  2. 2Review the reported fix. Update Unknown/Post Duplicator to 3.0.18 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

  1. Published upstream

    Nov 9, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Nov 9, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Nov 9, 2026

Sources and claim methodology

  • Source referencewpscan.com
Upstream source description

The Post Duplicator WordPress plugin before 3.0.18 does not validate the capabilities assigned to roles through its permissions settings, allowing a site administrator on a multisite network who is not a Super Admin to grant any role arbitrary capabilities, including the network-management capabilities reserved to the Super Admin.

Quoted source text, attributed separately from HOL analysis.

Record context

Vulnerability class
Privilege Escalation
EPSS
Not reported
CWE IDs
CWE-269
Source
CVE List V5
Source checked
Nov 9, 2026
References
1 linked source
Open source record