projectsend up to r1945 Auth.php ldap_email response discrepancy

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
3.4$0-$5k0.63

Summaryinfo

A vulnerability classified as problematic has been found in projectsend up to r1945. Affected is an unknown function of the file includes/Classes/Auth.php. The manipulation of the argument ldap_email leads to response discrepancy. This vulnerability is uniquely identified as CVE-2026-4045. The attack is possible to be carried out remotely. Moreover, an exploit is present. The vendor was contacted early about this disclosure but did not respond in any way.

Detailsinfo

A vulnerability was found in projectsend up to r1945. It has been rated as problematic. This issue affects some unknown processing of the file includes/Classes/Auth.php. The manipulation of the argument ldap_email with an unknown input leads to a response discrepancy vulnerability. Using CWE to declare the problem leads to CWE-204. The product provides different responses to incoming requests in a way that reveals internal state information to an unauthorized actor outside of the intended control sphere. Impacted is confidentiality.

The advisory is shared at drive.google.com. The identification of this vulnerability is CVE-2026-4045. The exploitation is known to be difficult. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known. MITRE ATT&CK project uses the attack technique T1592 for this issue.

The exploit is available at drive.google.com. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way. By approaching the search of inurl:includes/Classes/Auth.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.7
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.7
VulDB Temp Score: 3.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Response discrepancy
CWE: CWE-204 / CWE-203 / CWE-200
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
Google Hack: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

03/12/2026 Advisory disclosed
03/12/2026 +0 days VulDB entry created
03/12/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: drive.google.com
Status: Not defined

CVE: CVE-2026-4045 (🔒)
GCVE (CVE): GCVE-0-2026-4045
GCVE (VulDB): GCVE-100-350657
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/12/2026 10:13
Changes: 03/12/2026 10:13 (56)
Complete: 🔍
Submitter: 0xNayel
Cache ID: 216:8DC:103

Submitinfo

Accepted

  • Submit #769577: projectsend 35dfd6f08f7d517709c77ee73e57367141107e6b LDAP Injection (by 0xNayel)

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