YesWiki up to 4.6.6 Bazar valeur action url server-side request forgery

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.7$0-$5k0.52+

Summaryinfo

A vulnerability categorized as critical has been discovered in YesWiki up to 4.6.6. This issue affects some unknown processing of the component Bazar valeur action. Such manipulation of the argument url leads to server-side request forgery. This vulnerability is referenced as CVE-2026-104470. It is possible to launch the attack remotely. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in YesWiki up to 4.6.6. Affected by this issue is an unknown functionality of the component Bazar valeur action. The manipulation of the argument url with an unknown input leads to a server-side request forgery vulnerability. Using CWE to declare the problem leads to CWE-918. The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination. Impacted is confidentiality, integrity, and availability. CVE summarizes:

YesWiki before 4.6.7 contains a server-side request forgery vulnerability in the Bazar valeur action that allows page editors to make the server fetch arbitrary URLs. Attackers can supply loopback or internal URLs in the url parameter to probe internal services and inject unescaped remote HTML that executes scripts in viewers' browsers.

The advisory is shared for download at github.com. This vulnerability is handled as CVE-2026-104470 since 10/02/2026. The exploitation is known to be easy. The attack may be launched remotely. There are known technical details, but no exploit is available.

Upgrading to version 4.6.7 eliminates this vulnerability.

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Productinfo

Type

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.7

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.4
CNA Vector (VulnCheck): 🔒

CVSSv2info

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

Exploitinginfo

Class: Server-side request forgery
CWE: CWE-918
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: YesWiki 4.6.7

Timelineinfo

10/02/2026 Advisory disclosed
10/02/2026 +0 days CVE reserved
10/02/2026 +0 days VulDB entry created
10/02/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed

CVE: CVE-2026-104470 (🔒)
GCVE (CVE): GCVE-0-2026-104470
GCVE (VulDB): GCVE-100-413120

Entryinfo

Created: 10/02/2026 14:49
Changes: 10/02/2026 14:49 (77)
Complete: 🔍
Cache ID: 216::103

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