CVE-2021-47760
TestLink 1.19 - Arbitrary File Download (Unauthenticated)
Description
Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority as a duplicate.
INFO
Published Date :
Jan. 15, 2026, 4:16 p.m.
Last Modified :
Jan. 22, 2026, 9:15 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | CRITICAL | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 3.1 | CRITICAL | [email protected] | ||||
| CVSS 3.1 | CRITICAL | MITRE-CVE | ||||
| CVSS 4.0 | MEDIUM | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 4.0 | MEDIUM | [email protected] |
Solution
- Update TestLink to a patched version.
- Remove or secure attachmentdownload.php.
- Implement strict access controls.
- Validate all file ID inputs.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
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The following list is the news that have been mention
CVE-2021-47760 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-47760 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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CVE Rejected by [email protected]
Jan. 22, 2026
Action Type Old Value New Value -
CVE Modified by [email protected]
Jan. 22, 2026
Action Type Old Value New Value Changed Description 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. Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority as a duplicate. Removed CVSS V4.0 VulnCheck: AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Removed CVSS V3.1 VulnCheck: AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Removed CWE VulnCheck: CWE-639 Removed Reference VulnCheck: https://testlink.org/ Removed Reference VulnCheck: https://web.archive.org/web/20211208031345/https://nch.ninja/blog/unauthorized-file-download-attached-files-testlink-116-119/ Removed Reference VulnCheck: https://www.exploit-db.com/exploits/50578 -
New CVE Received by [email protected]
Jan. 15, 2026
Action Type Old Value New Value Added Description 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. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Added CWE CWE-639 Added Reference https://testlink.org/ Added Reference https://web.archive.org/web/20211208031345/https://nch.ninja/blog/unauthorized-file-download-attached-files-testlink-116-119/ Added Reference https://www.exploit-db.com/exploits/50578