VulnerabilityAnalyzed
CVE-2026-21626
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
CRITICAL 9.2EPSS 0.38%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.38%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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
- CVSS 4.0
- 9.2 CRITICALCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
- EPSS
- 0.38% probability · 32th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-200
- Affected
- stackideas/easydiscuss
- Source
- security@joomla.org
References
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.