CVE-2022-4060

CRITICALNVD 9.89.8—Weaponized

9.8

The User Post Gallery WordPress plugin through 2.19 does not limit what callback functions can be called by users, making it possible to any visitors to run code on sites running it.

CVSS v3: 9.8
EG Score: 9.8(high)
EPSS: 99.5%
KEV: Not listed

Published

January 16, 2023

Last Modified

April 4, 2025

Advisory Details (1)

Auto-updated May 29, 2026

🔬 Proof of concept available. No patch confirmed yet.

generic🟡 PoC Available

User Post Gallery <= 2.19 – Unauthenticated RCE | CVE 2022-4060 | Plugin Vulnerabilities

https://wpscan.com/vulnerability/8f982ebd-6fc5-452d-8280-42e027d01b1e

Weakness Classification(1)

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

CWE-94Improper Control of Generation of Code (Code Injection)

Data Freshness Timeline

(refreshed 5× in last 7d / 15× 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.

2026-06-05 22:46 UTCepss_batch
2026-06-05 22:46 UTCepss_batch
2026-06-04 13:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-25 08:34 UTCEG score recompute
2026-05-25 08:34 UTCGHSA enrichment

Publicly available exploits

(2 references)

Working exploit code is in the public domain (1 GitHub PoC). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

GitHub PoCim-hanzou/UPGer
First seen Sep 15, 2023
Automatic Mass Tool for checking vulnerability in CVE-2022-4060 - WordPress Plugin : User Post Gallery <= 2.19 - Unauthenticated RCE
Open source ↗
Nucleihttp/cves/2022/CVE-2022-4060.yaml
First seen Jan 1, 2022
WordPress User Post Gallery <=2.19 - Remote Code Execution
Open source ↗

Frequently asked(5)

What is CVE-2022-4060?

CVE-2022-4060 is a critical vulnerability published on January 16, 2023. The User Post Gallery WordPress plugin through 2.19 does not limit what callback functions can be called by users, making it possible to any visitors to run code on sites running it.

When was CVE-2022-4060 disclosed?

CVE-2022-4060 was first published in the National Vulnerability Database on January 16, 2023, with the most recent update on April 4, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2022-4060 actively exploited?

CVE-2022-4060 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 99.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2022-4060?

CVE-2022-4060 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2022-4060?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-4060, 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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2022-4060

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Is Your Infrastructure Affected by CVE-2022-4060?

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CVE-2022-4060

📅 Published

🔄 Last Modified

📋 Advisory Details (1)