pglombardo PasswordPusher up to 2.16.x Regular Expression incorrect regex

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.4$0-$5k0.00+

Summaryinfo

A vulnerability identified as problematic has been detected in pglombardo PasswordPusher up to 2.16.x. The impacted element is an unknown function of the component Regular Expression. This manipulation causes incorrect regex. This vulnerability is registered as CVE-2026-126400. Remote exploitation of the attack is possible. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in pglombardo PasswordPusher up to 2.16.x. It has been declared as problematic. Affected by this vulnerability is some unknown functionality of the component Regular Expression. The manipulation with an unknown input leads to a incorrect regex vulnerability. The CWE definition for the vulnerability is CWE-185. The product specifies a regular expression in a way that causes data to be improperly matched or compared. As an impact it is known to affect integrity. The summary by CVE is:

Password Pusher from 1.49.0 before 2.17.0 contains an IP spoofing vulnerability that allows remote clients to forge the recorded request IP via unanchored trusted-proxy regular expressions. Clients in 110.0.0.0/8 or 210.0.0.0/8, or connecting directly, can supply X-Forwarded-For values to falsify audit log entries and shift password generator rate limits.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2026-126400 since 11/10/2026. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 2.17.0 eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 4.5
VulDB Meta Temp Score: 4.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 3.7
CNA Vector (VulnCheck): 🔒

CVSSv2info

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

Exploitinginfo

Class: Incorrect regex
CWE: CWE-185 / CWE-697
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: PasswordPusher 2.17.0

Timelineinfo

11/10/2026 CVE reserved
11/13/2026 +3 days Advisory disclosed
11/13/2026 +0 days VulDB entry created
11/13/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed

CNA: VulnCheck
CVE: CVE-2026-126400 (🔒)

GCVE (CVE): GCVE-0-2026-126400
GCVE (VulDB): GCVE-100-436795

Entryinfo

Created: 11/13/2026 11:29
Changes: 11/13/2026 11:29 (76)
Complete: 🔍
Cache ID: 216::103

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