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PatchSiren cyber security CVE debrief

CVE-2026-50592 Znuny CVE debrief

CVE-2026-50592 is a reflected XSS vulnerability in the AdminCommunicationLog view of Znuny LTS before 6.5.21 and Znuny before 7.3.3. The vulnerability has a CVSS score of 6.4 and a severity of MEDIUM. It was published on 2026-06-05T02:17:14.350Z and modified on 2026-06-05T14:59:31.207Z.

Vendor
Znuny
Product
Znuny
CVSS
MEDIUM 6.4
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-05
Original CVE updated
2026-07-23
Advisory published
2026-06-05
Advisory updated
2026-07-23

Who should care

Users of Znuny LTS before 6.5.21 and Znuny before 7.3.3 should apply the necessary patches to prevent exploitation of this vulnerability.

Technical summary

The vulnerability is a reflected XSS in the AdminCommunicationLog view of Znuny LTS and Znuny. This type of vulnerability occurs when user input is reflected back to the user without proper sanitization, allowing an attacker to inject malicious code.

Defensive priority

MEDIUM

Recommended defensive actions

  • Apply patches for Znuny LTS 6.5.21 and Znuny 7.3.3 or later.
  • Ensure that user input is properly sanitized in the AdminCommunicationLog view.

Evidence notes

The CVE record and NVD detail can be found at [cve-org] and [nvd], respectively. Additional information is available at [ref-4].

Sources and references

Verified primary and authoritative sources

  • CVE-2026-50592 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-50592

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

  • CVE-2026-50592 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-50592

    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.