CVE-2026-2622
Blossom Article Title ArticleController.java content cross site scripting
- State
- Published
- Severity
- 5.1 Medium
- Published
- Feb 17, 2026
- Updated
- Feb 23, 2026
- Reserved
- Feb 17, 2026
Description
A vulnerability was detected in Blossom up to 1.17.1. This vulnerability affects the function content of the file blossom-backend/backend/src/main/java/com/blossom/backend/server/article/draft/ArticleController.java of the component Article Title Handler. The manipulation results in cross site scripting. The attack can be launched remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.1 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 3.5 Low | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R | VulDB |
| 3.0 | 3.5 Low | CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R | VulDB |
| 2.0 | 4.0 Medium | AV:N/AC:L/Au:S/C:N/I:P/A:N/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
Blossomn/a |
|
References
- VDB-346273 | Blossom Article Title ArticleController.java content cross site scriptingvdb-entrytechnical-description
- VDB-346273 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- Submit #751987 | Blossom Blossom ≤ 1.17.1 Improper Input Validationthird-party-advisory
- https://fx4tqqfvdw4.feishu.cn/docx/AXa1dpliBomr2Ox6dYJc6jJInEbexploit
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