Cross Site Scripting Vulnerability in Blossom by Blossom Technologies
CVE-2026-2622

5.1MEDIUM

Key Information:

Vendor

Blossom Technologies

Status
Blossom
Vendor
CVE Published:
17 February 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-2622?

A security vulnerability has been identified in Blossom, specifically affecting the Article Title Handler component. The vulnerable function, located in the ArticleController.java file, is susceptible to cross site scripting (XSS) attacks, allowing remote attackers to manipulate the content processed by this function. The exploit is publicly available, posing a risk to users of affected versions up to 1.17.1. Despite early notification, the vendor has not issued a response regarding this issue.

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Affected Version(s)

Blossom 1.17.0

Blossom 1.17.1

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-2622 - Proof of Concept

References

https://vuldb.com/?id.346273
vdb-entrytechnical-description
https://vuldb.com/?ctiid.346273
signaturepermissions-required
https://vuldb.com/?submit.751987
third-party-advisory

CVSS V4

Score:
5.1
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

xcxr (VulDB User)
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