CVE-2019-9879

CRITICALNVD 9.89.8—Elevated

9.8

The WPGraphQL 0.2.3 plugin for WordPress allows remote attackers to register a new user with admin privileges, whenever new user registrations are allowed. This is related to the registerUser mutation.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 98.9%
KEV: Not listed

Published

June 10, 2019

Last Modified

November 21, 2024

References (10)

cve@mitrehttp://packetstormsecurity.com/files/153025/WordPress-WPGraphQL-0.2.3-Authentication-Bypass-Information-Disclosure.html
cve@mitrehttps://github.com/pentestpartners/snippets/blob/master/wp-graphql0.2.3_exploit.py
cve@mitrehttps://github.com/wp-graphql/wp-graphql/releases/tag/v0.3.0
cve@mitrehttps://wpvulndb.com/vulnerabilities/9282
cve@mitrehttps://www.pentestpartners.com/security-blog/pwning-wordpress-graphql/
af854a3a-2127-422b-91ae-364da2661108http://packetstormsecurity.com/files/153025/WordPress-WPGraphQL-0.2.3-Authentication-Bypass-Information-Disclosure.html
af854a3a-2127-422b-91ae-364da2661108https://github.com/pentestpartners/snippets/blob/master/wp-graphql0.2.3_exploit.py
af854a3a-2127-422b-91ae-364da2661108https://github.com/wp-graphql/wp-graphql/releases/tag/v0.3.0
af854a3a-2127-422b-91ae-364da2661108https://wpvulndb.com/vulnerabilities/9282
af854a3a-2127-422b-91ae-364da2661108https://www.pentestpartners.com/security-blog/pwning-wordpress-graphql/

Weakness Classification(1)

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

CWE-306Missing Authentication for Critical Function

Data Freshness Timeline

(refreshed 9× in last 7d / 17× 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.

2026-06-02 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 00:14 UTCepss_batch
2026-05-31 00:14 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 18:33 UTCEG score recompute
2026-05-27 18:33 UTCGHSA enrichment
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-26 12:15 UTCOSV refresh
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch

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-46886
First seen May 21, 2019
WordPress Plugin WPGraphQL 0.2.3 - Multiple Vulnerabilities
Open source ↗
Nucleihttp/cves/2019/CVE-2019-9879.yaml
First seen Jan 1, 2019
WPGraphQL 0.2.3 - User Creation
Open source ↗

Frequently asked(5)

What is CVE-2019-9879?

CVE-2019-9879 is a critical vulnerability published on June 10, 2019. The WPGraphQL 0.2.3 plugin for WordPress allows remote attackers to register a new user with admin privileges, whenever new user registrations are allowed. This is related to the registerUser mutation.

When was CVE-2019-9879 disclosed?

CVE-2019-9879 was first published in the National Vulnerability Database on June 10, 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-2019-9879 actively exploited?

CVE-2019-9879 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 98.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2019-9879?

CVE-2019-9879 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2019-9879?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2019-9879, 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-2019-9879

📅 Published

🔄 Last Modified

🔗 References (10)

Weakness Classification(1)

Data Freshness Timeline

Publicly available exploits

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2019-9879?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (10)

Frequently asked(5)

Related CVEs(same CWE)