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PatchSiren cyber security CVE debrief

CVE-2026-71571 icagenda.com CVE debrief

Authenticated SQL injection vulnerability in iCagenda Joomla Extension version < 2.0.0-4.0.11 allows backend operators with permissions to access iCagenda to inject SQL. This vulnerability has a high CVSS score of 8.6, indicating a high severity level. The vulnerability is caused by unescaped numeric filters in the iCagenda extension, potentially leading to data breaches or system compromise. Evidence from official CVE Program record and NIST NVD vulnerability detail page suggests verifying affected deployments and reviewing official advisories for further details. Limited information is available on affected scope and vendor remediation, so defensive verification tasks are necessary.

Vendor
icagenda.com
Product
iCagenda extension for Joomla
CVSS
HIGH 8.6
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

Administrators and users of iCagenda Joomla Extension version < 2.0.0-4.0.11, as well as security teams monitoring for SQL injection attacks, should be aware of this vulnerability and take necessary precautions to protect their systems. This includes reviewing and applying vendor patches or updates, restricting access to backend operators, and monitoring for suspicious SQL injection attempts. Additionally, security teams should review compensating controls for exposed systems while remediation is scheduled and verified, and check relevant monitoring, detection, and logs for exposed assets that need extra review.

Technical summary

The iCagenda Joomla Extension version < 2.0.0-4.0.11 is vulnerable to authenticated SQL injection attacks. Backend operators with permissions to access iCagenda can inject SQL, potentially leading to data breaches or system compromise. This vulnerability has a high CVSS score of 8.6, indicating a high severity level. The vulnerability is caused by unescaped numeric filters in the iCagenda extension.

Defensive priority

High priority due to high CVSS score of 8.6 and potential for SQL injection attacks.

Recommended defensive actions

  • Review and apply vendor patches or updates for iCagenda Joomla Extension version < 2.0.0-4.0.11
  • Restrict access to backend operators with permissions to access iCagenda
  • Monitor for suspicious SQL injection attempts

Evidence notes

Evidence from official CVE Program record and NIST NVD vulnerability detail page. Limited information available on affected scope and vendor remediation. The iCagenda Joomla Extension version < 2.0.0-4.0.11 is vulnerable to authenticated SQL injection attacks. Backend operators with permissions to access iCagenda can inject SQL, potentially leading to data breaches or system compromise. Evidence limits suggest verifying affected deployments and reviewing official advisories for further details.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-71571 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-71571

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

  • CVE-2026-71571 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-71571

    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.