VDB-308040 · CVE-2025-26844 · GCVE-0-2025-26844

Znuny up to 7.1.3 cookie httponly flag

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	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.
3.7	$0-$5k	0.00

Summaryinfo

A vulnerability described as problematic has been identified in Znuny up to 7.1.3. The impacted element is an unknown function. The manipulation results in cookie httponly flag. This vulnerability is known as CVE-2025-26844. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability was found in Znuny up to 7.1.3. It has been classified as problematic. Affected is an unknown code block. The manipulation with an unknown input leads to a cookie httponly flag vulnerability. CWE is classifying the issue as CWE-1004. The product uses a cookie to store sensitive information, but the cookie is not marked with the HttpOnly flag. This is going to have an impact on confidentiality. CVE summarizes:

An issue was discovered in Znuny through 7.1.3. A cookie is set without the HttpOnly flag.

This vulnerability is traded as CVE-2025-26844 since 02/15/2025. The exploitability is told to be difficult. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 06/13/2025).

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

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

Znuny

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

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

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Cookie httponly flag
CWE: CWE-1004 / CWE-732 / CWE-275
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/15/2025 🔍
05/08/2025 +81 days 🔍
05/08/2025 +0 days 🔍
06/13/2025 +35 days 🔍

Sourcesinfo

Status: Not defined

CVE: CVE-2025-26844 (🔍)
GCVE (CVE): GCVE-0-2025-26844
GCVE (VulDB): GCVE-100-308040

Entryinfo

Created: 05/08/2025 18:14
Updated: 06/13/2025 00:47
Changes: 05/08/2025 18:14 (50), 06/13/2025 00:47 (1)
Complete: 🔍
Cache ID: 216::103