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CVE-2026-104470

5.0 · MEDIUM

YesWiki before 4.6.7 contains a server-side request forgery vulnerability that allows page editors to make the server fetch arbitrary URLs via the url parameter of the Bazar valeur action.

Published Oct 2, 2026CWE-918EPSS 0.24%

Overview

CVE-2026-104470 is a medium-severity vulnerability. It was published on October 2, 2026 and has a CVSS 3.1 base score of 5.0 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

YesWiki before 4.6.7 contains a server-side request forgery vulnerability that allows page editors to make the server fetch arbitrary URLs via the url parameter of the Bazar valeur action. Attackers can embed the action with a champ parameter in wiki markup to reach loopback or internal services and partially read responses rendered into the page.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/YesWiki/yeswiki/commit/22a5260b0381824e01d340ce9457c4adb9e18b23GitHubgithub.com/YesWiki/yeswiki/security/advisories/GHSA-6rvf-7pwm-6j44Refwww.vulncheck.com/advisories/yeswiki-before-4.6.7-ssrf-via-bazar-valeur-action-url-parameterGitHubgithub.com/YesWiki/yeswiki/security/advisories/GHSA-6rvf-7pwm-6j44

How CyberStrike helps

Frequently asked questions

What is CVE-2026-104470?

CVE-2026-104470 is a medium-severity vulnerability. It was published on October 2, 2026 and has a CVSS 3.1 base score of 5.0 (MEDIUM).

How severe is CVE-2026-104470?

This vulnerability has a CVSS 3.1 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2026-104470?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-104470?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-104470 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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