CVE-2025-12874
HTTP Request Smuggling in Quest Coexistence Manager for Notes
Description
Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') vulnerability in Quest Coexistence Manager for Notes (Free/Busy Connector modules) allows HTTP Request Smuggling via the Content-Length-Transfer-Encoding (CL.TE) attack vector. This could allow an attacker to bypass access controls, poison web caches, hijack sessions, or trigger unintended internal requests. This issue affects Coexistence Manager for Notes 3.8.2045. Other versions may also be affected.
INFO
Published Date :
Dec. 19, 2025, 8:15 p.m.
Last Modified :
Dec. 19, 2025, 8:15 p.m.
Remotely Exploit :
Yes !
Source :
57dba5dd-1a03-47f6-8b36-e84e47d335d8
Affected Products
The following products are affected by CVE-2025-12874
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 4.0 | MEDIUM | 57dba5dd-1a03-47f6-8b36-e84e47d335d8 | ||||
| CVSS 4.0 | MEDIUM | 57dba5dd-1a03-47f6-8b36-e84e47d335d8 |
Solution
- Update Coexistence Manager for Notes to a patched version.
- Apply vendor security advisories for configuration.
- Review and sanitize all incoming HTTP requests.
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-2025-12874.
| URL | Resource |
|---|---|
| https://sra.io/advisories/ | |
| https://support.quest.com/coexistence-manager-for-notes/3.10 |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-12874 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-2025-12874
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-2025-12874 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-12874 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.
-
New CVE Received by 57dba5dd-1a03-47f6-8b36-e84e47d335d8
Dec. 19, 2025
Action Type Old Value New Value Added Description Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') vulnerability in Quest Coexistence Manager for Notes (Free/Busy Connector modules) allows HTTP Request Smuggling via the Content-Length-Transfer-Encoding (CL.TE) attack vector. This could allow an attacker to bypass access controls, poison web caches, hijack sessions, or trigger unintended internal requests. This issue affects Coexistence Manager for Notes 3.8.2045. Other versions may also be affected. Added CVSS V4.0 AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/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:Clear Added CWE CWE-444 Added Reference https://sra.io/advisories/ Added Reference https://support.quest.com/coexistence-manager-for-notes/3.10