CVE-2026-1830: Quick Playground (WordPress plugin) · Missing Authorization
Affects Quick Playground (WordPress plugin)Source CVE Database V5
Public exploit available (Exploit-DB) · CVSS 9.8 Critical.
Data as of 30 Oct 2026, 11:52 UTC
- EPSS
- 8.0% chance of exploitation in 30 days – higher than 94% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitation evidence
t = 0 is the CVE’s publication on cve.org
Disclosed: evidence found.
CVE published 9 Apr 2026
Detectable: evidence found.
Weaponized: evidence found.
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
Timeline
CVE ID reserved
by Wordfence
, 65 days before disclosure
CVE published
on cve.org
, t = 0
In Threat Radar
record ingested
, 55 minutes after disclosure
First Exploit-DB entry (opens in a new tab)
Quick Playground for WordPress 1.3.1 - Unauthenticated Remote Code Execution
, 50 days after disclosure
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 30 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| davidfcarrQuick Playground | Affected
| Fixed in– |
AI-suggested
Until a fix is released, consider disabling or removing the Quick Playground plugin to prevent exploitation.
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.
References
- wordfence.com/threat-intel/vulnerabilities/id/308cd28a-a477-4bc6-a392-ad5a9eca1cb5?source=cve (opens in a new tab)
- plugins.trac.wordpress.org/browser/quick-playground/trunk/api.php (opens in a new tab)
- plugins.trac.wordpress.org/browser/quick-playground/trunk/expro-api.php (opens in a new tab)
- plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3500839%40quick-playground&new=3500839%40quick-playground&sfp_email=&sfph_mail= (opens in a new tab)