Server-Side Request Forgery Vulnerability in AeternaLabsHQ PullMD REST API
CVE-2026-76795

6.9MEDIUM

Key Information:

Vendor

Aeternalabshq

Status
Pullmd
Vendor
CVE Published:
20 August 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-76795?

A critical vulnerability has been identified in the PullMD product from AeternaLabsHQ, specifically within the REST API Endpoint feature. The issue arises from the improper handling of the 'url' argument in the API, which can be exploited for server-side request forgery (SSRF). This allows attackers to manipulate server requests, which could lead to disclosing sensitive information or further compromise the server's security. The vulnerability can be exploited remotely, making it essential for users to upgrade to version 3.3.0 to address the flaw. The patch identifier is 96448894cc93ccecb0bdcbf263a9d25390a8455e.

Affected Version(s)

PullMD 3.2.0

PullMD 3.3.0

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-2026-76795 - Proof of Concept

References

https://vuldb.com/vuln/393282
vdb-entrytechnical-description
https://vuldb.com/vuln/393282/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-76795
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

lqz8686 (VulDB User)
.