CVE-2021-29459: XSS Cross Site Scripting

Quick answers

Is CVE-2021-29459 exploited in the wild?

No. Junglewise Threat Intelligence has no report of CVE-2021-29459 being exploited in the wild.

How severe is CVE-2021-29459?

Low severity, with a CVSS score of 3.1, published 22 April 2021.

Which products and versions are affected?

org.xwiki.platform:xwiki-platform-oldcore (Maven) ECOSYSTEM:introduced=0,fixed=12.6.3; org.xwiki.platform:xwiki-platform-web (Maven) ECOSYSTEM:introduced=0,fixed=12.6.3.

Is there a fix for CVE-2021-29459?

Yes. org.xwiki.platform:xwiki-platform-oldcore (Maven): upgrade to 12.6.3 or later; org.xwiki.platform:xwiki-platform-web (Maven): upgrade to 12.6.3 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

Am I affected by CVE-2021-29459?

Check whether you run org.xwiki.platform:xwiki-platform-oldcore (Maven) or org.xwiki.platform:xwiki-platform-web (Maven) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

• org.xwiki.platform:xwiki-platform-oldcore (Maven): upgrade to 12.6.3 or later

  # set org.xwiki.platform:xwiki-platform-oldcore to 12.6.3 in your pom.xml or build.gradle

• org.xwiki.platform:xwiki-platform-web (Maven): upgrade to 12.6.3 or later

  # set org.xwiki.platform:xwiki-platform-web to 12.6.3 in your pom.xml or build.gradle

Affected products

• org.xwiki.platform:xwiki-platform-oldcore (Maven) ECOSYSTEM:introduced=0,fixed=12.6.3
• org.xwiki.platform:xwiki-platform-web (Maven) ECOSYSTEM:introduced=0,fixed=12.6.3

Identifiers

• CVE-2021-29459
• GHSA-5c66-v29h-xjh8