CVE-2026-56292 acymailing.com CVE debrief

Who should care

Administrators and users of Joomla sites with the AcyMailing component installed should prioritize updating to version 10.11.1 or later to mitigate this vulnerability. Given the critical severity and potential for data leakage, immediate action is recommended. This includes reviewing and restricting database access permissions, monitoring for suspicious database activity, and implementing additional security measures for Joomla sites. IT teams and security personnel responsible for managing Joomla sites and ensuring the security of database interactions should be aware of this vulnerability and take necessary precautions.

Technical summary

The CVE-2026-56292 vulnerability is a SQL injection flaw in the AcyMailing component for Joomla. It exists in versions prior to 10.11.1 and allows attackers to execute unauthorized database queries, potentially leading to data breaches. The vulnerability's CVSS:4.0 vector is AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:L/VA:L/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X. This flaw arises from inadequate input validation and sanitization, enabling attackers to inject malicious SQL queries and potentially execute system-level commands.

Defensive priority

High

Recommended defensive actions

• Update AcyMailing component to version 10.11.1 or later
• Review and restrict database access permissions
• Monitor for suspicious database activity
• Implement additional security measures for Joomla sites
• Review compensating controls for exposed systems while remediation is scheduled and verified
• Check relevant monitoring, detection, and logs for exposed assets that need extra review
• Track exceptions, retest remediated assets, and close the item only after evidence is documented

Evidence notes

The CVE record was published on 2026-07-09T15:16:37.937Z and was last modified on 2026-07-10T20:19:47.723Z. The NVD entry is currently Analyzed. Limited details are available about the specific exploitation or affected scope beyond the component version. The AcyMailing component for Joomla versions prior to 10.11.1 is affected. Defenders should verify the component version and review the official advisory for specific details. The official CVE record and NVD details provide additional context, but the scope of exploitation and potential impact remain limited based on available information.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.