CVE-2026-70561

TestLink 1.9.20 and earlier is affected by an insecure direct object reference in the attachmentdownload.php endpoint. An authenticated user, including low-privilege guests, can read arbitrary attachments by supplying any integer attachment ID, bypassing per-project access checks. Attackers can e...

CVE-2021-47760

Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority as a duplicate...

EUVD-2026-2781

TestLink versions 1.16 through 1.19 contain an unauthenticated file download vulnerability in the attachmentdownload.php endpoint. Attackers can download arbitrary files by iterating file IDs through the 'id' parameter with 'skipCheck=1' to bypass access controls...