CVE-2026-126400
Password Pusher 1.49.0 before 2.17.0 IP Spoofing via Unanchored Trusted-Proxy Regex
Description
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.
INFO
Published Date :
Nov. 13, 2026, 10:17 a.m.
Last Modified :
Nov. 13, 2026, 9:17 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | LOW | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 3.1 | LOW | MITRE-CVE | ||||
| CVSS 3.1 | LOW | [email protected] | ||||
| CVSS 4.0 | MEDIUM | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 4.0 | MEDIUM | [email protected] |
Solution
- Update Password Pusher to version 2.17.0 or later.
- Configure trusted proxies properly.
- Validate X-Forwarded-For headers.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-126400.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-126400 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-126400
weaknesses.
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).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-126400 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-126400 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.
-
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Nov. 13, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2026-126400', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-11-13T20:26:24.328891Z'} -
New CVE Received by [email protected]
Nov. 13, 2026
Action Type Old Value New Value Added Description 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. Added CVSS V4.0 AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:L/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:H/PR:N/UI:N/S:U/C:N/I:L/A:N Added CWE CWE-348 Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/126xxx/CVE-2026-126400.json">CVE-2026-126400</a> Added Reference https://github.com/pglombardo/PasswordPusher/security/advisories/GHSA-p2xh-x263-68qc Added Reference https://www.vulncheck.com/advisories/password-pusher-1.49.0-before-2.17.0-ip-spoofing-via-unanchored-trusted-proxy-regex