Cross-Site Scripting Vulnerability in Zhanglun Lettura RSS Handler
CVE-2025-15454

2.3LOW

Key Information:

Vendor

Zhanglun

Status
Lettura
Vendor
CVE Published:
5 January 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-15454?

A vulnerability has been identified in Zhanglun Lettura, specifically in the RSS Handler component's file src/components/ArticleView/ContentRender.tsx. This flaw allows remote attackers to execute cross-site scripting (XSS) attacks, which could enable them to manipulate the content viewed by users. Due to the complexities involved, exploitation of this vulnerability is considered challenging, however, given the exploit is public, it poses a significant risk. Applying the provided patch (67213093db9923e828a6e3fd8696a998c85da2d4) is strongly recommended to mitigate this risk and protect user data.

Affected Version(s)

lettura 0.1.0

lettura 0.1.1

lettura 0.1.2

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-2025-15454 - Proof of Concept

References

https://vuldb.com/?id.339487
vdb-entry
https://vuldb.com/?ctiid.339487
signaturepermissions-required
https://vuldb.com/?submit.725038
third-party-advisory

CVSS V4

Score:
2.3
Severity:
LOW
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
High
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

cranb3rry (VulDB User)
JSON
.
CVE-2025-15454 : Cross-Site Scripting Vulnerability in Zhanglun Lettura RSS Handler