Vulnerability · Published Feb 6, 2026 · Assigned by Joomla
CVE-2026-21626Extension - stackideas.com - Information disclosure in post custom fields in EasyDiscuss 1.0.0-5.0.15 for Joomla
Critical 9.2
In plain English
A critical-severity information exposure in EasyDiscuss extension for Joomla from Stackideas.com. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 35% of all known vulnerabilities).
Severity (CVSS 4.0)9.2Critical
Exploit odds (30 days)0.4%top 64.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Access control settings for forum post custom fields are not applied to the JSON output type, leading to an ACL violation vector an information disclosure
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Stackideas.com | EasyDiscuss extension for Joomla | 1.0.0-5.0.15 |
Weakness: CWE-200 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N