Discourse up to beta 3.4.0.beta3/tests-passed 3.4.0.beta3 Link path traversal

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.7$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Discourse up to beta 3.4.0.beta3/tests-passed 3.4.0.beta3. This affects an unknown function of the component Link Handler. Performing a manipulation results in path traversal. This vulnerability is reported as CVE-2025-22601. The attack is possible to be carried out remotely. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Discourse up to beta 3.4.0.beta3/tests-passed 3.4.0.beta3. This affects an unknown functionality of the component Link Handler. The manipulation with an unknown input leads to a path traversal vulnerability. CWE is classifying the issue as CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. This is going to have an impact on integrity, and availability. The summary by CVE is:

Discourse is an open source platform for community discussion. In affected versions an attacker can trick a target user to make changes to their own username via carefully crafted link using the `activate-account` route. This problem has been patched in the latest version of Discourse. Users are advised to upgrade. There are no known workarounds for this vulnerability.

It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2025-22601 since 01/07/2025. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

Upgrading eliminates this vulnerability.

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Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.7

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 3.1
CNA Vector (GitHub_M): 🔍

CVSSv2info

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

Exploitinginfo

Class: Path traversal
CWE: CWE-22
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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: 🔍

Timelineinfo

01/07/2025 🔍
02/05/2025 +29 days 🔍
02/05/2025 +0 days 🔍
09/25/2025 +232 days 🔍

Sourcesinfo

Product: github.com

Advisory: GHSA-gvpp-v7mp-wxxw
Status: Confirmed

CVE: CVE-2025-22601 (🔍)
GCVE (CVE): GCVE-0-2025-22601
GCVE (VulDB): GCVE-100-294687

Entryinfo

Created: 02/05/2025 06:40
Updated: 09/25/2025 23:18
Changes: 02/05/2025 06:40 (64), 09/25/2025 23:18 (1)
Complete: 🔍
Cache ID: 216::103

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