CVE-2023-23649

HIGHNVD 8.18.1—

8.1

Deserialization of Untrusted Data vulnerability in MainWP MainWP Links Manager Extension.This issue affects MainWP Links Manager Extension: from n/a through 2.1.

CVSS v3: 8.1
EG Score: 8.1(medium)
EPSS: 73.2%
KEV: Not listed

Published

March 28, 2024

Last Modified

April 28, 2026

Advisory Details (1)

Auto-updated May 5, 2026

Patch available.

generic Patch Available

Privilege Escalation in WordPress MainWP Links Manager Extension Plugin - Patchstack

https://patchstack.com/database/vulnerability/mainwp-links-manager-extension/wordpress-mainwp-links-manager-extension-plugin-2-1-unauthenticated-php-object-injection-vulnerability?_s_id=cve

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-502Deserialization of Untrusted Data

Data Freshness Timeline

(refreshed 14× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-04 13:11 UTCepss_batch
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2026-05-26 07:18 UTCepss_batch

Frequently asked(5)

What is CVE-2023-23649?

CVE-2023-23649 is a high vulnerability published on March 28, 2024. Deserialization of Untrusted Data vulnerability in MainWP MainWP Links Manager Extension.This issue affects MainWP Links Manager Extension: from n/a through 2.1.

When was CVE-2023-23649 disclosed?

CVE-2023-23649 was first published in the National Vulnerability Database on March 28, 2024, with the most recent update on April 28, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-23649 actively exploited?

CVE-2023-23649 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 73.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-23649?

CVE-2023-23649 has a CVSS v3 base score of 8.1 (NVD).

How do I remediate CVE-2023-23649?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-23649, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2023-23649

📅 Published

🔄 Last Modified

📋 Advisory Details (1)

Privilege Escalation in WordPress MainWP Links Manager Extension Plugin - Patchstack

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-23649?

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Published

Last Modified

Advisory Details (1)

Frequently asked(5)

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