CVE-2015-9323

CRITICALNVD 9.89.8—Elevated

9.8

The 404-to-301 plugin before 2.0.3 for WordPress has SQL injection.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 98.7%
KEV: Not listed

Published

August 16, 2019

Last Modified

November 21, 2024

Advisory Details (2)

Auto-updated Jun 7, 2026

No patch confirmed yet.

generic

404 to 301 – Redirect, Log and Notify 404 Errors – WordPress plugin | WordPress.org

https://wordpress.org/plugins/404-to-301/#developers

generic

Exploits/Wordpress/CVE-2015-9323 at main · Hacker5preme/Exploits · GitHub

https://github.com/Hacker5preme/Exploits/tree/main/Wordpress/CVE-2015-9323

Weakness Classification(1)

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

CWE-89SQL Injection

Data Freshness Timeline

(refreshed 6× in last 7d / 32× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

2026-06-24 14:02 UTCEPSS rescore
2026-06-24 14:02 UTCEPSS rescore
2026-06-23 21:30 UTCEPSS rescore
2026-06-21 01:57 UTCEPSS rescore
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2026-06-18 17:50 UTCEPSS rescore
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2026-06-17 17:49 UTCEPSS rescore
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2026-06-15 17:45 UTCEPSS rescore
2026-06-14 23:14 UTCEPSS rescore
2026-06-13 22:57 UTCEPSS rescore
2026-06-12 23:09 UTCEPSS rescore
2026-06-12 23:09 UTCEPSS rescore
2026-06-11 13:57 UTCEPSS rescore
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2026-06-10 22:15 UTCEPSS rescore
2026-06-10 13:18 UTCEPSS rescore
2026-06-08 14:14 UTCEPSS rescore
2026-06-07 15:22 UTCEPSS rescore
2026-06-06 13:45 UTCEPSS rescore
2026-06-05 06:08 UTCEPSS rescore
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2026-06-02 20:10 UTCEPSS rescore

Show 9 more

2026-06-01 13:49 UTCEPSS rescore
2026-06-01 13:49 UTCEPSS rescore
2026-05-31 00:14 UTCEPSS rescore
2026-05-29 13:41 UTCEPSS rescore
2026-05-27 15:49 UTCEG score recompute
2026-05-27 15:49 UTCGHSA enrichment
2026-05-26 13:41 UTCEPSS rescore
2026-05-26 07:16 UTCEPSS rescore
2026-05-26 07:16 UTCEPSS rescore

Publicly available exploits

(2 references)

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-50698
First seen Feb 2, 2022
Wordpress Plugin 404 to 301 2.0.2 - SQL-Injection (Authenticated)
Open source ↗
Nucleihttp/cves/2015/CVE-2015-9323.yaml
First seen Jan 1, 2015
404 to 301 <= 2.0.2 - Authenticated Blind SQL Injection
Open source ↗

Frequently asked(5)

What is CVE-2015-9323?

CVE-2015-9323 is a critical vulnerability published on August 16, 2019. The 404-to-301 plugin before 2.0.3 for WordPress has SQL injection.

When was CVE-2015-9323 disclosed?

CVE-2015-9323 was first published in the National Vulnerability Database on August 16, 2019, 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-2015-9323 actively exploited?

CVE-2015-9323 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 98.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2015-9323?

CVE-2015-9323 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2015-9323?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2015-9323, 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

Explore the affected products and dependency analysis for CVE-2015-9323

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CVE-2015-9323

📅 Published

🔄 Last Modified

📋 Advisory Details (2)