CVE-2023-4455
Cross-Site Request Forgery (CSRF) in wallabag/wallabag
Cross-Site Request Forgery (CSRF) in GitHub repository wallabag/wallabag prior to 2.6.3.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Cross-Site Request Forgery (CSRF) in wallabag/wallabag
Cross-Site Request Forgery (CSRF) in GitHub repository wallabag/wallabag prior to 2.6.3.
- Record
CVE-2023-4455- CVSS 3.0
- 6.5 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N - Weakness
- CWE-352
- Updated
- 2026-11-02
EUVDEUVD-2023-2294
Cross-Site Request Forgery (CSRF) in GitHub repository wallabag/wallabag prior to 2.6.3.
- Record
EUVD-2023-2294- CVSS 3.0
- 6.5 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-gjvc-55fw-v6vq
Wallabag user can delete own API client unintentionally
Description
wallabag was discovered to contain a Cross-Site Request Forgery (CSRF) which allows attackers to arbitrarily delete API key via /developer/client/delete/{id}
This vulnerability has a CVSSv3.1 score of 6.5.
You should immediately patch your instance to version 2.6.3 or higher if you have more than one user and/or having open registration.
Resolution
This action is now doable only via POST method, which ensures that we can't do it via a 3rd-party website.
Credits
We would like to thank @tht1997 for reporting this issue through huntr.dev.
Reference: https://huntr.dev/bounties/5ab1b206-5fe8-4737-b275-d705e76f193a/
- Record
GHSA-gjvc-55fw-v6vq- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N - Weakness
- CWE-352
- Updated
- 2026-11-02
NVD
Cross-Site Request Forgery (CSRF) in GitHub repository wallabag/wallabag prior to 2.6.3.
- Record
CVE-2023-4455- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N - CVSS 3.0
- 6.5 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N - Weakness
- CWE-352
- Updated
- 2026-11-02
OSV
Cross-Site Request Forgery (CSRF) in wallabag/wallabag
Cross-Site Request Forgery (CSRF) in GitHub repository wallabag/wallabag prior to 2.6.3.
- Record
CVE-2023-4455- CVSS 3.0
- 6.5 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N - Weakness
- CWE-352
- Updated
- 2026-11-02
OSVGHSA-gjvc-55fw-v6vq
Wallabag user can delete own API client unintentionally
Description
wallabag was discovered to contain a Cross-Site Request Forgery (CSRF) which allows attackers to arbitrarily delete API key via /developer/client/delete/{id}
This vulnerability has a CVSSv3.1 score of 6.5.
You should immediately patch your instance to version 2.6.3 or higher if you have more than one user and/or having open registration.
Resolution
This action is now doable only via POST method, which ensures that we can't do it via a 3rd-party website.
Credits
We would like to thank @tht1997 for reporting this issue through huntr.dev.
Reference: https://huntr.dev/bounties/5ab1b206-5fe8-4737-b275-d705e76f193a/
- Record
GHSA-gjvc-55fw-v6vq- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N - Weakness
- CWE-352
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
wallabag/wallabagPackagist |
2.0.0-alpha.1 to 2.6.2 | 2.6.3 |
wallabag/wallabagPackagist |
2.0.0-alpha.1 up to 2.6.3, plus listed versions 2.0.02.0.0-alpha.22.0.0-beta.12.0.0-beta.22.0.1 Show 40 moreShow less2.0.22.0.32.0.42.0.52.0.62.0.72.0.82.1.02.1.12.1.22.1.32.1.42.1.52.1.62.1.6.12.2.02.2.12.2.22.2.32.3.02.3.12.3.22.3.32.3.42.3.52.3.62.3.72.3.82.4.02.4.12.4.22.4.32.5.02.5.12.5.22.5.32.5.42.6.02.6.12.6.2 |
2.6.3 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-4455 is a medium vulnerability (CVSS 6.5) in Wallabag, published August 21, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.32%, the 25th percentile. Fixed in wallabag/wallabag 2.6.3.
References
huntr.dev/bounties/5ab1b206-5fe8-4737-b275-d705e76f193a
github.com/wallabag/wallabag/commit/ffcc5c9062fcc8cd922d7d6d65edbe5efae96806
nvd.nist.gov/vuln/detail/CVE-2023-4455