VDB-394260 · CVE-2026-34836 · GCVE-0-2026-34836

Combodo iTop up to 3.2.2 ajax.render.php access control

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.
5.3	$0-$5k	1.06

Summaryinfo

A vulnerability was found in Combodo iTop up to 3.2.2. It has been declared as problematic. This impacts an unknown function of the file ajax.render.php. The manipulation results in access control. This vulnerability is known as CVE-2026-34836. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability was found in Combodo iTop up to 3.2.2. It has been classified as problematic. Affected is some unknown processing of the file ajax.render.php. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. This is going to have an impact on confidentiality. CVE summarizes:

Combodo iTop is a web based IT service management tool. Prior to 3.2.3, improper access control in ajax.render.php and ajax.document.php allows for document access without checking on user permissions. This issue has been fixed in version 3.2.3.

The advisory is shared for download at github.com. This vulnerability is traded as CVE-2026-34836 since 03/30/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

By approaching the search of inurl:ajax.render.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 3.2.3 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Combodo

Name

iTop

Version

License

open-source

Website

Product: https://github.com/Combodo/iTop/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.5
CNA Vector (GitHub_M): 🔒

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: Access control
CWE: CWE-284 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Google Hack: 🔒
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: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: iTop 3.2.3

Timelineinfo

03/30/2026 CVE reserved
08/21/2026 +144 days VulDB entry created
08/22/2026 +0 days Advisory disclosed
08/22/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed

CVE: CVE-2026-34836 (🔒)
GCVE (CVE): GCVE-0-2026-34836
GCVE (VulDB): GCVE-100-394260

Entryinfo

Created: 08/22/2026 00:19
Changes: 08/22/2026 00:19 (64)
Complete: 🔍
Cache ID: 216::103