projectsend Delete import-orphans.php realpath path traversal

published 2026-03-12 7 mo ago modified 2026-06-17 4 mo ago also EUVD-2026-11593

cvss: 3.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.5%; EPSS 0.5% chance of exploitation in 30 days, percentile 42%
public exploits: 0; none known

A vulnerability was detected in projectsend up to r1945. This affects the function realpath of the file /import-orphans.php of the component Delete Handler. Performing a manipulation of the argument files[] results in path traversal. Remote exploitation of the attack is possible. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: partial
Assessed: 7 mo ago (2026-03-12)

Exploit prediction

0.50% chance of exploitation in the next 30 days, higher than 42% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

drive.google.com https://drive.google.com/file/d/1BOWm9FvhmM90oP91rOWpI4GoWdbI06wg/view?usp=sharing referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	4.0	5.1	CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
CNA	3.1	3.8	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:C
CNA	3.0	3.8	CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:C
CNA	2.0	4.7	AV:N/AC:L/Au:M/C:N/I:P/A:P/E:POC/RL:ND/RC:C
CNA	4.0	2.0	CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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
CNA	3.1	3.8	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:L
CNA	2.0	4.7	AV:N/AC:L/Au:M/C:N/I:P/A:P

Affected products

n/a projectsend

Classification

Weakness

CWE-22 Improper Limitation of a Pathname to a Restricted Directory

References

drive.google.com /file/d/1BOWm9FvhmM90oP91rOWpI4GoWdbI06wg/view?usp=sharing
exploit
vuldb.com /?id.350656
vdb-entry, technical-description
vuldb.com /?ctiid.350656
signature, permissions-required
vuldb.com /?submit.769528
third-party-advisory

Sources

CVE List CVE-2026-4044
NVD CVE-2026-4044

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary