WordPress up to 6.9.4/7.0.1 REST API Batch Endpoint interpretation conflict

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.0$0-$5k5.29

Summaryinfo

A vulnerability identified as critical has been detected in WordPress up to 6.9.4/7.0.1. This impacts an unknown function of the component REST API Batch Endpoint. This manipulation causes interpretation conflict. This vulnerability is tracked as CVE-2026-63030. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability classified as critical was found in WordPress up to 6.9.4/7.0.1. Affected by this vulnerability is some unknown functionality of the component REST API Batch Endpoint. The manipulation with an unknown input leads to a interpretation conflict vulnerability. The CWE definition for the vulnerability is CWE-436. Product A handles inputs or steps differently than Product B, which causes A to perform incorrect actions based on its perception of B's state. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

WordPress 6.9.x before 6.9.5 and 7.0.x before 7.0.2 is affected by a REST API batch endpoint route confusion issue which, combined with the author__not_in WP_Query SQL Injection (CVE-2026-60137), could allow an attacker to perform SQL Injection and achieve Remote Code Execution.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2026-63030 since 07/17/2026. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 07/18/2026).

Upgrading to version 6.9.5 or 7.0.2 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-45280). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Interpretation conflict
CWE: CWE-436
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Upgrade: WordPress 6.9.5/7.0.2

Timelineinfo

07/17/2026 Advisory disclosed
07/17/2026 +0 days CVE reserved
07/17/2026 +0 days VulDB entry created
07/18/2026 +0 days VulDB entry last update

Sourcesinfo

Product: wordpress.com

Advisory: github.com
Status: Confirmed

CVE: CVE-2026-63030 (🔒)
GCVE (CVE): GCVE-0-2026-63030
GCVE (VulDB): GCVE-100-379927
EUVD: 🔒

Entryinfo

Created: 07/17/2026 21:52
Updated: 07/18/2026 00:50
Changes: 07/17/2026 21:52 (53), 07/18/2026 00:50 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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