CVE-2023-49469 Cross-site scripting in n/a

Medium 6.1 Published 28 Dec 2023 Updated 2 Aug 2024

Remote attackers can execute arbitrary code via reflected XSS in the search tag function of Shaarli.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: Available

What is CVE-2023-49469?

CVE-2023-49469 is a medium-severity cross-site scripting vulnerability in n/a, published on 28 Dec 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Reflected Cross Site Scripting (XSS) vulnerability in Shaarli v0.12.2, allows remote attackers to execute arbitrary code via search tag function.

Weakness: CWE-79

Which versions are affected by CVE-2023-49469?

It affects 1 product.

Products include Shaarli Project Shaarli.

How do I fix CVE-2023-49469?

Upgrade to a fixed version.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2023-49469 being exploited?

There is no known exploitation of CVE-2023-49469 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2023-49469, GHSA-8fxv-xj5w-c8qc, UBUNTU-CVE-2023-49469.