CVE-2026-53992

mediumCVSS 6.1covered by 1 sourcefirst seen 2026-08-05

ProjectSend r2029 contains a reflected cross-site scripting vulnerability in thumbnails-regenerate.php that allows remote attackers to inject arbitrary HTML and JavaScript by supplying unsanitized values in the start_date and end_date GET parameters, which are echoed unescaped into HTML attribute values. Attackers can craft a malicious URL that, when followed by an authenticated victim with edit_settings permissions, executes injected scripts in the application origin to steal session cookies or perform unauthorized actions including user management, file management, and application settings changes.

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Advisory coverage (1)

mediumCVE-2026-53992: ProjectSend r2029 contains a reflected cross-site scripting vulnerability in thumbnails-regene…nvd · 2026-08-05

External references

NVD record for CVE-2026-53992

CVE.org record

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