DFIR-IRIS up to 2.4.27 IRIS_Excessive_Data_Exposure information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in DFIR-IRIS up to 2.4.27. This issue affects the function IRIS_Excessive_Data_Exposure. This manipulation causes information disclosure. The identification of this vulnerability is CVE-2026-42539. It is possible to initiate the attack remotely. Furthermore, there is an exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in DFIR-IRIS up to 2.4.27. Affected by this vulnerability is the function IRIS_Excessive_Data_Exposure. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. The summary by CVE is:

IRIS is a web collaborative platform that helps incident responders share technical details during investigations. Versions prior to 2.4.28 return sensitive data to the user which are not required for the client’s operation. Version 2.4.28 contains a patch.

The advisory is shared at seclists.org. This vulnerability is known as CVE-2026-42539. The exploitation appears to be easy. The attack can be launched remotely. Technical details and also a public exploit are known. MITRE ATT&CK project uses the attack technique T1592 for this issue.

It is possible to download the exploit at seclists.org. It is declared as proof-of-concept.

Upgrading to version 2.4.28 eliminates this vulnerability.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.2

VulDB Base Score: 4.3
VulDB Temp Score: 3.9
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.5
CNA Vector: 🔒

CVSSv2info

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

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

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: DFIR-IRIS 2.4.28

Timelineinfo

05/22/2026 Advisory disclosed
05/22/2026 +0 days VulDB entry created
06/09/2026 +18 days VulDB entry last update

Sourcesinfo

Advisory: seclists.org
Status: Confirmed

CVE: CVE-2026-42539 (🔒)
GCVE (CVE): GCVE-0-2026-42539
GCVE (VulDB): GCVE-100-365149
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 05/22/2026 06:40
Updated: 06/09/2026 03:09
Changes: 05/22/2026 06:40 (54), 06/09/2026 03:09 (12)
Complete: 🔍
Cache ID: 216::103

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