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PatchSiren cyber security CVE debrief

CVE-2026-71570 icagenda.com CVE debrief

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-08-14T21:17:56.807Z and has not been modified since then. The icagenda Joomla Extension has a potential ACL bypass vulnerability allowing arbitrary user enumeration. A backend operator with access scoped to `com_icagenda` only could enumerate Joomla user profiles. The vulnerability has a CVSS score of 5.1 and is classified as MEDIUM severity. This issue affects versions prior to 2.0.0-4.0.11 of the icagenda Extension. Further verification is needed to determine affected scope and validate vendor remediation. Defenders should verify the affected versions, assess the potential impact on their environments, and monitor for potential user enumeration attempts.

Vendor
icagenda.com
Product
iCagenda extension for Joomla
CVSS
MEDIUM 5.1
CISA KEV
Not listed in stored evidence
Original CVE published
2026-08-14
Original CVE updated
2026-08-26
Advisory published
2026-08-14
Advisory updated
2026-08-26

Who should care

Joomla site administrators, icagenda Extension users, and security teams responsible for vulnerability management and user profile protection should be aware of this potential vulnerability. They should assess the risk to their environments, verify the affected versions, and take appropriate actions to mitigate the vulnerability. Additionally, security teams should monitor for potential user enumeration attempts and consider compensating controls for user profile protection if necessary.

Technical summary

The icagenda Joomla Extension has a potential ACL bypass vulnerability allowing arbitrary user enumeration. A backend operator with access scoped to `com_icagenda` only could enumerate Joomla user profiles. The vulnerability has a CVSS score of 5.1 and is classified as MEDIUM severity. This issue affects versions prior to 2.0.0-4.0.11 of the icagenda Extension.

Defensive priority

Medium-priority defensive review recommended due to potential user enumeration impact.

Recommended defensive actions

  • Review and verify Joomla user profile access controls
  • Inventory and assess icagenda Extension usage
  • Monitor for potential user enumeration attempts
  • Consider compensating controls for user profile protection

Evidence notes

The evidence provided is limited; primary official records indicate a potential ACL bypass vulnerability in the icagenda Joomla Extension, allowing arbitrary user enumeration. Further verification is needed to determine affected scope and validate vendor remediation. Defenders should verify the affected versions, assess the potential impact on their environments, and monitor for potential user enumeration attempts.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-71570 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-71570

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-71570 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-71570

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental 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.