CVE-2023-0609 — Improper Authorization in GitHub repository wallabag/wallabag prior to 2

Improper Authorization in GitHub repository wallabag/wallabag prior to 2.5.3.

01What is this vulnerability?

Improper Authorization in GitHub repository wallabag/wallabag prior to 2.5.3.

02Affected products

Vendor	Product	Versions
wallabag	wallabag/wallabag	unspecified

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-02-01T00:00:00.000Z
• Last modified: 2025-03-26T20:18:12.026Z

09References

• huntr.dev — https://huntr.dev/bounties/3adef66f-fc86-4e6d-a540-2ffa59342ff0
• github.com — https://github.com/wallabag/wallabag/commit/0f7460dbab9e29f4f7d2944aca20210f828b…