Server-Side Request Forgery in Typecho Service Component
CVE-2026-7025

6.9MEDIUM

Key Information:

Vendor

Typecho

Status
Typecho
Vendor
CVE Published:
26 April 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-7025?

A vulnerability exists in the Ping Back Service Endpoint of Typecho, specifically in its sendPingHandle function found in var/Widget/Service.php. This flaw allows remote attackers to manipulate the X-Pingback/link argument, leading to server-side request forgery (SSRF) attacks. The attacker can exploit this vulnerability to interact with internal network resources or services, potentially leading to unauthorized access and data leaks. The issue has been publicly disclosed, and the vendor was notified but has not taken action in response.

Affected Version(s)

Typecho 1.0

Typecho 1.1

Typecho 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-2026-7025 - Proof of Concept

References

https://vuldb.com/vuln/359605
vdb-entrytechnical-description
https://vuldb.com/vuln/359605/cti
signaturepermissions-required
https://vuldb.com/submit/797772
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

wang1r (VulDB User)
VulDB CNA Team
.