CVE-2022-1103

HIGHNVD 8.88.8—Elevated

8.8

The Advanced Uploader WordPress plugin through 4.2 allows any authenticated users like subscriber to upload arbitrary files, such as PHP, which could lead to RCE

CVSS v3: 8.8
EG Score: 8.8(medium)
EPSS: 95.0%
KEV: Not listed

Published

May 16, 2022

Last Modified

November 21, 2024

References (2)

contact@wpscanhttps://wpscan.com/vulnerability/9ddeef95-7c7f-4296-a55b-fd3304c91c18
af854a3a-2127-422b-91ae-364da2661108https://wpscan.com/vulnerability/9ddeef95-7c7f-4296-a55b-fd3304c91c18

Weakness Classification(1)

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

CWE-434Unrestricted Upload of File with Dangerous Type

Data Freshness Timeline

(refreshed 10× 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
2026-06-04 13:10 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:42 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-25 22:04 UTCEG score recompute
2026-05-25 22:04 UTCGHSA enrichment

Publicly available exploits

(1 reference)

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

Exploit-DBEDB-50895
First seen May 11, 2022
WordPress Plugin Advanced Uploader 4.2 - Arbitrary File Upload (Authenticated)
Open source ↗

Frequently asked(5)

What is CVE-2022-1103?

CVE-2022-1103 is a high vulnerability published on May 16, 2022. The Advanced Uploader WordPress plugin through 4.2 allows any authenticated users like subscriber to upload arbitrary files, such as PHP, which could lead to RCE

When was CVE-2022-1103 disclosed?

CVE-2022-1103 was first published in the National Vulnerability Database on May 16, 2022, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2022-1103 actively exploited?

CVE-2022-1103 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 95.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2022-1103?

CVE-2022-1103 has a CVSS v3 base score of 8.8 (NVD).

How do I remediate CVE-2022-1103?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-1103, 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-2022-1103

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

Data Freshness Timeline

Publicly available exploits

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2022-1103?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (2)

Frequently asked(5)

Related CVEs(same CWE)