Description
A security flaw has been discovered in PostyBirb Plus up to 3.1.75. Affected by this vulnerability is an unknown functionality of the file ui/src/views/submissions/submission-forms/form-components/DescriptionInput.tsx of the component Submission Description Editor. The manipulation results in cross site scripting. The attack may be performed from remote. The exploit has been released to the public and may be used for attacks. Upgrading to version 3.1.76 addresses this issue. The patch is identified as 6b11c2345ad98ae59fd5404a9f1024eb1d10c8a4. It is advisable to upgrade the affected component.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | PostyBirb Plus | 3.1.0, 3.1.1, 3.1.2, 3.1.3, 3.1.4, 3.1.5, 3.1.6, 3.1.7, 3.1.8, 3.1.9, 3.1.10, 3.1.11, 3.1.12, 3.1.13, 3.1.14, 3.1.15, 3.1.16, 3.1.17, 3.1.18, 3.1.19, 3.1.20, 3.1.21, 3.1.22, 3.1.23, 3.1.24, 3.1.25, 3.1.26, 3.1.27, 3.1.28, 3.1.29, 3.1.30, 3.1.31, 3.1.32, 3.1.33, 3.1.34, 3.1.35, 3.1.36, 3.1.37, 3.1.3… | 3.1.76 |
References
- VDB-429529 | PostyBirb Plus Submission Description Editor DescriptionInput.tsx cross site scripting vdb-entry
- VDB-429529 | CTI Indicators (IOB, IOC, TTP, IOA) signature permissions-required
- CVE-2026-120190 | CVE Analysis and Report third-party-advisory
- Submit #1027356 | PostyBirb PostyBirb Plus <= 3.1.75 Stored Cross-Site Scripting third-party-advisory
- https://github.com/mvdicarlo/postybirb-plus/issues/504 issue-tracking
- https://github.com/mvdicarlo/postybirb-plus/pull/506 issue-tracking patch
- https://github.com/user-attachments/files/32685547/report.md exploit
- https://github.com/mvdicarlo/postybirb-plus/commit/6b11c2345ad98ae59fd5404a9f1024eb1d10c8a4 patch
- https://github.com/mvdicarlo/postybirb-plus/releases/tag/v3.1.76 patch