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PatchSiren cyber security CVE debrief

CVE-2026-49063 Webilia Inc. CVE debrief

CVE-2026-49063 is a HIGH severity vulnerability (CVSS Score: 7.3) affecting Listdom plugin versions <= 5.5.0. This vulnerability allows unauthenticated privilege escalation. The CVE was published on 2026-06-15T21:17:19.187Z and last modified on 2026-06-15T21:24:32.790Z.

Vendor
Webilia Inc.
Product
Listdom
CVSS
HIGH 7.3
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-15
Original CVE updated
2026-06-15
Advisory published
2026-06-15
Advisory updated
2026-06-15

Who should care

Users of Listdom plugin versions <= 5.5.0 should be aware of this vulnerability and take necessary actions to mitigate the risk.

Technical summary

The vulnerability has a CVSS Vector of CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L and is classified under CWE-266. It was reported by [email protected] and listed in the NVD database.

Defensive priority

HIGH

Recommended defensive actions

  • Update Listdom plugin to a version greater than 5.5.0.
  • Refer to [ref-4] for mitigation or vendor reference: https://patchstack.com/database/wordpress/plugin/listdom/vulnerability/wordpress-listdom-plugin-5-5-0-privilege-escalation-vulnerability?_s_id=cve

Evidence notes

The vendor and product information is currently unknown, but there is evidence from Patchstack that this vulnerability affects the Listdom plugin.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-49063 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-49063

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

  • CVE-2026-49063 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-49063

    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.