High 7.5Published Dec 17, 2025

CVE-2023-53930ProjectSend r1605 Insecure Direct Object Reference File Download Vulnerability

Updated under an hour ago (Oct 28, 2026, 6:20 AM ET)

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No exploitation reported and no EPSS estimate yet.

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Every CVE for projectSend

Exploited in the last 30 days

ProjectSend r1605 contains an insecure direct object reference vulnerability that allows unauthenticated attackers to download private files by manipulating the download ID parameter. Attackers can access any user's private files by changing the 'id' parameter in the download request to process.php.

CVSS: 7.5 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness (CWE): CWE-639
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulnCheck
NVD analysis: Modified
Record last updated: Apr 7, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

projectSend projectSend projectsend:projectsend (from the name)	r1605	CNA record
projectsend projectsend projectsend:projectsend	r1605	NVD

References

References

https://www.exploit-db.com/exploits/51400	exploit, third-party-advisory
https://www.projectsend.org/	product
https://www.vulncheck.com/advisories/projectsend-insecure-direct-object-reference-file-download-vulnerability	third-party-advisory, exploit

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.