CVE-2026-63030: WordPress Core Interpretation Conflict Vulnerability
Advisory generated from the CVE record, CISA, Exploit Observer and VEDAS: what it is, whether it is exploited, who is affected, and how to fix and detect it.
Generated by VEDAS. Scores as of 2026-11-01 19:19 UTC. Rebuilt every few hours from cve-scores, CISA KEV and vedas-signatures. How this works and its limits.
What it 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.
Description quoted from the CVE record (assigned by WPScan, published 2026-07-17).
Weakness: CWE-436 Interpretation Conflict
How it can be exploited
Exploitable over the network with low attack complexity needing no privileges and no user interaction. Impact: confidentiality high, integrity high, availability high. CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA assessment (SSVC): CISA assesses exploitation as active. Automatable: yes. Technical impact: total.
- On CISA KEV since
- 2026-07-21
- US federal deadline
- 2026-07-24
- Ransomware use
- Not known
Public exploit evidence (Exploit Observer)
Also known as: BDU:2026-10241, EUVD-2026-45280
VEDAS cluster: VEDAS:BARLEYBOOST
Exploit Observer links 55 pieces of public exploit code or detection modules that name this CVE or one of its aliases.
Exploit code and modules (55)
Code that names this CVE. A repository can be a working exploit, a scanner, a fake or malware; read it before running anything.
- Nuclei template: https://raw.githubusercontent.com/projectdiscovery/nuclei-templates/main/http/cves/2026/CVE-2026-63030.yaml
- Code repository: https://github.com/0xblackash/cve-2026-63030
- Code repository: https://github.com/0xcyp1337/cve-2026-63030-cve-2026-60137-wp2shell
- Code repository: https://github.com/0xh7ml/cve-2026-63030
- Code repository: https://github.com/4b3r4m4-607d/cve-2026-63030-poc
- Code repository: https://github.com/4minx/cve-2026-63030
- Code repository: https://github.com/administrator-01001/cve-2026-63030
- Code repository: https://github.com/anggatechi/cve-2026-63030
- Code repository: https://github.com/bhanunamikaze/wp2shell-cve-2026-63030-poc
- Code repository: https://github.com/ch4120n/cve-2026-63030
- Code repository: https://github.com/chiefyoru/cve-2026-63030_poc
- Code repository: https://github.com/cybersecspirit/cve-2026-63030
- and 43 more
Research and write-ups (12)
- Research or write-up: https://app.cveplayground.com/challenges/CVE-2026-63030
- Research or write-up: https://fidelissecurity.com/vulnerabilities/cve-2026-63030
- Research or write-up: https://flawfence.com/blog/en/wp2shell-wordpress-rce-vulnerability-cve-2026-63030
- Research or write-up: https://fullhunt.io/blog/2026/07/17/wp2shell-wordpress-core-pre-auth-rce-cve-2026-63030.html
- Research or write-up: https://horizon3.ai/attack-research/vulnerabilities/cve-2026-60137-cve-2026-63030
- Research or write-up: https://isc.sans.edu/diary/WordPress+Exploitation+Underway+CVE202663030/33168
- Research or write-up: https://www.akamai.com/blog/security-research/2026/jul/wordpress-unauthenticated-rce-cve-2026-63030-cve-2026-60137
- Research or write-up: https://www.akamai.com/blog/security-research/wordpress-unauthenticated-rce-cve-2026-63030-cve-2026-60137
- Research or write-up: https://www.f5.com/labs/articles/cve-2026-63030-and-cve-2026-60137-wp2shell-captured-exploit-payload
- Research or write-up: https://www.picussecurity.com/resource/blog/cve-2026-63030-and-cve-2026-60137-wp2shell-wordpress-rce-explained
- Research or write-up: https://www.prophaze.com/wp2shell-wordpress-rce-vulnerability-cve-2026-63030
- Research or write-up: https://www.wiz.io/blog/wp2shell-cve-2026-63030-cve-2026-60137
Vulnerability databases and vendor advisories (5)
Catalogue entries, not exploit evidence.
- Vulnerability database or vendor advisory: https://euvd.enisa.europa.eu/enisa/EUVD-2026-45280
- Vulnerability database or vendor advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-63030
- Vulnerability database or vendor advisory: https://osv.dev/vulnerability/UBUNTU-CVE-2026-63030
- Vulnerability database or vendor advisory: https://ubuntu.com/security/CVE-2026-63030
- Vulnerability database or vendor advisory: https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-63030
265 more references returned by Exploit Observer did not name this CVE or an alias, so they are left out.
VEDAS data as of 2026-11-01T17:12 UTC; fetched 2026-11-02.
Live scores
- EPSS
- 0.106
likely to be attacked soon - VEDAS
- 0.978
strong exploit evidence - On CISA KEV
- Yes, since 2026-07-21
Thin horizontal line: the “likely” (EPSS 0.10) or “strong” (VEDAS 0.90) threshold. Shaded “no data” areas are periods when cve-scores did not publish.
Who is affected
| Product | Affected | Not affected |
|---|---|---|
| WordPress WordPress | from 6.9.0 before 6.9.5 from 7.0.0 before 7.0.2 | Not stated |
Version ranges exactly as the CVE record states them. “Before X” means X is the first fixed version.
Exploit Observer also maps it to: wordpress wordpress, wordpress_foundation wordpress.
How to fix it
Fixed versions stated in the CVE record: 6.9.5, 7.0.2.
CISA required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset’s internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
Vendor guidance:
- https://wordpress.org/news/2026/07/wordpress-7-0-2-release/ (release-notes, vendor-advisory)
How to detect it
Nuclei template (active check)
WordPress - Authentication Bypass
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.
Name and description quoted from the template, written by VEDAS.
The template sends 2 requests (POST /?rest_route=/batch/v1, GET /); it decides using dsl, status, word matchers. Severity in the template: critical. Marked as not yet verified against a live vulnerable target.
Run it against a host you own or are authorised to test:
nuclei -u https://your-host -t CVE-2026-63030.yamlShow the template (62 lines)
id: CVE-2026-63030
info:
name: WordPress - Authentication Bypass
author: vedas-arpsyndicate
severity: critical
description: |
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.
reference:
- https://www.exploit.observer/?keyword=CVE-2026-63030&match=exact
- https://subdomain.center/?engine=ammonites&keyword=wordpress&match=exact
classification:
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
cvss-score: 9.8
cve-id: CVE-2026-63030
cwe-id: CWE-287
metadata:
verified: false
tags: cve,cve2026,wordpress,wp-core,preauth,batch-api,route-confusion,vkev,kev
flow: http(1) && http(2)
http:
# Step 1: Confirm the target is a WordPress site before probing the batch endpoint
- method: GET
path:
- "{{BaseURL}}"
matchers:
- type: dsl
dsl:
- 'contains(body, "wp-content") || contains(body, "wp-includes") || contains(tolower(header), "rest_route") || contains(tolower(header), "wp-json")'
internal: true
# Step 2: Safe route-confusion detection (no SQL execution, no timing oracle)
- raw:
- |
POST /?rest_route=/batch/v1 HTTP/1.1
Host: {{Hostname}}
Content-Type: application/json
{"requests":[{"method":"POST","path":"///"},{"method":"POST","path":"/wp/v2/posts"},{"method":"POST","path":"/wp/v2/block-renderer/core/archives"},{"method":"POST","path":"/batch/v1","body":{"requests":[]}}]}
matchers-condition: and
matchers:
- type: word
part: body
words:
- "parse_path_failed"
- "block_cannot_read"
- "rest_batch_not_allowed"
condition: and
- type: word
part: content_type
words:
- "application/json"
- type: status
status:
- 207
Suricata rules (network detection)
1 rule that alert on traffic matching this exploit: VEDAS CVE-2026-63030 WordPress - Authentication Bypass. Add them to your Suricata rule set and reload.
Show the rules
alert http $EXTERNAL_NET any -> $HTTP_SERVERS $HTTP_PORTS (msg:"VEDAS CVE-2026-63030 WordPress - Authentication Bypass"; flow:established,to_server; http.request_body; content:"{requests:[{method:POST,path:///},{method:POST,path:/wp/v2/p"; nocase; fast_pattern; classtype:web-application-attack; reference:cve,CVE-2026-63030; reference:url,https://www.exploit.observer/?keyword=CVE-2026-63030&match=exact; reference:url,https://subdomain.center/?engine=ammonites&keyword=wordpress&match=exact; sid:1011630; rev:1;)
CVE-2026-63030.rules on GitHub
References
Vendor advisories and patches
- https://wordpress.org/news/2026/07/wordpress-7-0-2-release/ (release-notes, vendor-advisory)
Exploits and technical analysis
- https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-ff9f-jf42-662q (vdb-entry, technical-description)
Government sources
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-63030 (government-resource)
Other databases
Where this comes from
This advisory is generated automatically by VEDAS from: CVE.org record, CISA KEV, cve-scores (EPSS and VEDAS), Exploit Observer, vedas-signatures. Text in quotes is reproduced from the source; everything else is a fixed template filled with source fields. Nothing here is written by a language model. Check the vendor advisory before acting, and read how VEDAS and Exploit Observer work, and their limits.