What is CVE-2023-0736?

CVE-2023-0736 is a medium-severity vulnerability in Wallabag, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2023-02-07.

How severe is CVE-2023-0736?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Wallabag

CVE-2023-0736

Cross-site Scripting (XSS) - Stored in GitHub repository wallabag/wallabag prior to 2.5.4.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2023-02-07 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.004 (36.1th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 36.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Wallabag
Wallabag Wallabag/wallabag — versions unspecified

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

huntr.dev/bounties/7e6f9614-6a96-4295-83f0-06a240be844e (Exploit, Patch, Third Party Advisory, Issue Tracking)
github.com/wallabag/wallabag/commit/4e023bddc3622ba5e901cc14a261fcb98d955cd7 (Patch)

Frequently asked questions

What is CVE-2023-0736?: CVE-2023-0736 is a medium-severity vulnerability in Wallabag, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2023-02-07.
How severe is CVE-2023-0736?: Medium severity. CVSS v3 base score is 5.4 out of 10.