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CVE-2026-49054 Mamunur Rashid CVE debrief

A Missing Authorization vulnerability (CWE-862) in The Post Grid WordPress plugin allows attackers to exploit incorrectly configured access control security levels. The vulnerability affects versions from n/a through 7.9.2. The issue was published to the CVE database on 2026-05-27 and carries a MEDIUM severity rating with a CVSS 3.1 score of 4.3 (AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N). The NVD currently lists this vulnerability with a status of 'Deferred'. No known exploitation in ransomware campaigns has been documented, and this CVE is not listed in CISA's Known Exploited Vulnerabilities (KEV) catalog.

Vendor
Mamunur Rashid
Product
The Post Grid
CVSS
MEDIUM 4.3
CISA KEV
Not listed in stored evidence
Original CVE published
2026-05-27
Original CVE updated
2026-05-27
Advisory published
2026-05-27
Advisory updated
2026-05-27

Who should care

WordPress site administrators using The Post Grid plugin; security teams managing WordPress content management systems; developers maintaining WordPress plugin security postures

Technical summary

The Post Grid WordPress plugin versions through 7.9.2 contain a Missing Authorization vulnerability (CWE-862) that enables exploitation of incorrectly configured access control security levels. The vulnerability requires low privileges to exploit over the network with low complexity, potentially allowing unauthorized access to functionality or data with low confidentiality impact.

Defensive priority

medium

Recommended defensive actions

  • Update The Post Grid WordPress plugin to a version newer than 7.9.2 when available
  • Review WordPress user role permissions and principle of least privilege for content management functions
  • Monitor plugin changelogs for authorization-related security fixes
  • Consider implementing additional access controls at the web application firewall level for WordPress administrative endpoints
  • Audit existing The Post Grid configurations for unauthorized access patterns in access logs

Evidence notes

Vulnerability identified by Patchstack and reported to CVE/NVD. CVSS vector confirms network-accessible attack vector with low attack complexity, requiring low privileges but no user interaction. Confidentiality impact is low with no integrity or availability impact.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-49054 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-49054

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-49054 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-49054

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.