PatchSiren

PatchSiren cyber security CVE debrief

CVE-2026-40771 Wasiliy Strecker CVE debrief

CVE-2026-40771 is a critical vulnerability in the Contest Gallery plugin, affecting versions up to and including 28.1.6. This vulnerability allows unauthenticated SQL injection, which can lead to severe consequences, including data breaches and system compromise. The Common Vulnerability Scoring System (CVSS) score for this vulnerability is 9.3, indicating a critical severity level.

Vendor
Wasiliy Strecker
Product
Contest Gallery
CVSS
CRITICAL 9.3
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-15
Original CVE updated
2026-06-15
Advisory published
2026-06-15
Advisory updated
2026-06-15

Who should care

Administrators and users of the Contest Gallery plugin, especially those using versions up to and including 28.1.6, should be aware of this vulnerability and take immediate action to mitigate the risk.

Technical summary

The vulnerability is caused by a lack of proper input sanitization, allowing an attacker to inject malicious SQL code. This can be exploited by an unauthenticated attacker, making it a significant concern for users of the plugin.

Defensive priority

High

Recommended defensive actions

  • Update the Contest Gallery plugin to a version that is not vulnerable (if available).
  • Implement additional security measures, such as web application firewalls (WAFs) and intrusion detection systems (IDS), to detect and prevent SQL injection attacks.
  • Regularly monitor the plugin for updates and security patches.

Evidence notes

The vulnerability was reported by Patchstack, as indicated by the reference [ref-4].

Sources and references

Verified primary and authoritative sources

  • CVE-2026-40771 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-40771

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

  • CVE-2026-40771 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-40771

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

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.