Vulnerability · Published Jan 26, 2026 · Assigned by GitHub_M
CVE-2026-24476Shaarli vulnerable to stored XSS via Suggested Tags
Medium 5.3
In plain English
A medium-severity cross-site scripting in Shaarli from shaarli. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 7% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 4.0)5.3Medium
Exploit odds (30 days)0.2%top 92.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
Shaarli is a personal bookmarking service. Prior to version 0.16.0, crafting a malicious tag which starting with `"` prematurely ends the `<input>` tag on the start page and allows an attacker to add arbitrary html leading to a possible XSS attack. Version 0.16.0 fixes the issue.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | shaarli | 0.12.1+dfsg-8+deb12u2 | DEBIAN-CVE-2026-24476 |
| Debian:12 | shaarli | 0.12.1+dfsg-8+deb12u2 | DSA-6128-1 |
| Debian:13 | shaarli | 0.14.0+dfsg-2+deb13u1 | DEBIAN-CVE-2026-24476 |
| Debian:13 | shaarli | 0.14.0+dfsg-2+deb13u1 | DSA-6128-1 |
Affected products (as reported)
Weakness: CWE-79 · Vector: CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N