Logsign up to 6.4.107 code injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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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.
9.5$0-$5k2.72

Summaryinfo

A vulnerability was found in Innotim Software, Telecommunications and Consulting Trade Logsign up to 6.4.107. It has been classified as very critical. This impacts an unknown function. This manipulation causes code injection. This vulnerability is registered as CVE-2026-17561. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability classified as very critical was found in Innotim Software, Telecommunications and Consulting Trade Logsign up to 6.4.107. Affected by this vulnerability is an unknown code block. The manipulation with an unknown input leads to a code injection vulnerability. The CWE definition for the vulnerability is CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Improper Control of Generation of Code ('Code Injection') vulnerability in Innotim Software, Telecommunications and Consulting Trade Ltd. Co. Logsign SIEM allows Code Injection. This issue affects Logsign SIEM: before 6.4.108.

It is possible to read the advisory at siberguvenlik.gov.tr. This vulnerability is known as CVE-2026-17561 since 07/27/2026. The exploitation appears to be easy. The attack can be launched remotely. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 07/31/2026). The attack technique deployed by this issue is T1059 according to MITRE ATT&CK.

Upgrading to version 6.4.108 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-51534). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.9
VulDB Meta Temp Score: 9.5

VulDB Base Score: 9.9
VulDB Temp Score: 9.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Code injection
CWE: CWE-94 / CWE-74 / CWE-707
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: Logsign 6.4.108

Timelineinfo

07/27/2026 CVE reserved
07/31/2026 +4 days Advisory disclosed
07/31/2026 +0 days VulDB entry created
07/31/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: siberguvenlik.gov.tr
Status: Confirmed

CVE: CVE-2026-17561 (🔒)
GCVE (CVE): GCVE-0-2026-17561
GCVE (VulDB): GCVE-100-385075
EUVD: 🔒

Entryinfo

Created: 07/31/2026 15:29
Updated: 07/31/2026 18:50
Changes: 07/31/2026 15:29 (53), 07/31/2026 18:50 (1)
Complete: 🔍
Cache ID: 216::103

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

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