CVE-2023-2850
MEDIUM4.7EPSS 0.17%Unintentional leakage of private information via cross-origin websocket session hijacking
Published: 7/25/2023Modified: 3/13/2026
Description
### Impact Private messages or posts might be leaked to third parties if victim opens the attackers site while browsing nodebb. ### Patches * Patched in v3.1.3 * Backported to v2.x line via v2.8.13 ### Workarounds Users can cherry-pick https://github.com/NodeBB/NodeBB/commit/51096ad2345fb1d1380bec0a447113489ef6c359 if they are on v3.x If you are running v2.x of NodeBB, you can cherry-pick a5d92da9ddac5607ab7f737520a66eaed6d3ddee followed by 62e162cf1e735e42462be1db9b4954b5a69accdf
Affected packages (1)
- npm/nodebb>= 3.0.0, < 3.1.3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.7 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N |
References (7)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2023-2850
- PATCHhttps://github.com/NodeBB/NodeBB
- WEBhttps://github.com/NodeBB/NodeBB/commit/51096ad2345fb1d1380bec0a447113489ef6c359
- WEBhttps://github.com/NodeBB/NodeBB/commit/62e162cf1e735e42462be1db9b4954b5a69accdf
- WEBhttps://github.com/NodeBB/NodeBB/commit/a5d92da9ddac5607ab7f737520a66eaed6d3ddee
- WEBhttps://github.com/NodeBB/NodeBB/releases/tag/v3.1.3
- WEBhttps://github.com/NodeBB/NodeBB/security/advisories/GHSA-4qcv-qf38-5j3j