CVE-2026-1830: CWE-862 Missing Authorization in davidfcarr Quick Playground
CVE-2026-1830 is a critical vulnerability in the Quick Playground WordPress plugin up to version 1.3.1. It involves missing authorization checks on REST API endpoints, allowing unauthenticated attackers to retrieve a sync code and upload arbitrary PHP files via path traversal. This can lead to remote code execution on the affected server. No official patch or remediation guidance is currently available from the vendor. There are no known exploits in the wild at this time.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-1830) affects the Quick Playground WordPress plugin by davidfcarr, specifically versions up to 1.3.1. Due to missing authorization on certain REST API endpoints, unauthenticated attackers can obtain a sync code and exploit a path traversal flaw to upload arbitrary PHP files. This enables remote code execution on the server hosting the plugin. The CVSS 3.1 base score is 9.8, reflecting critical severity with network attack vector, no privileges required, and full impact on confidentiality, integrity, and availability. No vendor-provided patch or official remediation guidance is available at this time.
Potential Impact
Successful exploitation allows unauthenticated attackers to execute arbitrary code remotely on the affected server by uploading malicious PHP files. This compromises the confidentiality, integrity, and availability of the system running the vulnerable Quick Playground plugin. Given the critical CVSS score of 9.8, the impact is severe, potentially leading to full system compromise.
Mitigation Recommendations
No official patch or remediation guidance is currently available from the vendor. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is released, consider disabling or removing the Quick Playground plugin to prevent exploitation.
CVE-2026-1830: CWE-862 Missing Authorization in davidfcarr Quick Playground
Description
CVE-2026-1830 is a critical vulnerability in the Quick Playground WordPress plugin up to version 1.3.1. It involves missing authorization checks on REST API endpoints, allowing unauthenticated attackers to retrieve a sync code and upload arbitrary PHP files via path traversal. This can lead to remote code execution on the affected server. No official patch or remediation guidance is currently available from the vendor. There are no known exploits in the wild at this time.
CVSS v3.1
Score 9.8critical
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-1830) affects the Quick Playground WordPress plugin by davidfcarr, specifically versions up to 1.3.1. Due to missing authorization on certain REST API endpoints, unauthenticated attackers can obtain a sync code and exploit a path traversal flaw to upload arbitrary PHP files. This enables remote code execution on the server hosting the plugin. The CVSS 3.1 base score is 9.8, reflecting critical severity with network attack vector, no privileges required, and full impact on confidentiality, integrity, and availability. No vendor-provided patch or official remediation guidance is available at this time.
Potential Impact
Successful exploitation allows unauthenticated attackers to execute arbitrary code remotely on the affected server by uploading malicious PHP files. This compromises the confidentiality, integrity, and availability of the system running the vulnerable Quick Playground plugin. Given the critical CVSS score of 9.8, the impact is severe, potentially leading to full system compromise.
Mitigation Recommendations
No official patch or remediation guidance is currently available from the vendor. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is released, consider disabling or removing the Quick Playground plugin to prevent exploitation.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Wordfence
- Date Reserved
- 2026-02-03T14:35:29.820Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 69d729211cc7ad14da1b336b
Added to database: 04/09/2026, 04:20:49 UTC
Last enriched: 06/16/2026, 09:25:24 UTC
Last updated: 07/31/2026, 19:22:57 UTC
Views: 249
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