Information Disclosure in alexta69 MeTube Cookie File Handler
CVE-2026-78051

6.9MEDIUM

Key Information:

Vendor

Alexta69

Status
Metube
Vendor
CVE Published:
22 August 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-78051?

A vulnerability exists in the alexta69 MeTube application due to an issue in the Cookie File Handler component. This flaw affects the cookies.txt file located at /download/.metube/cookies.txt, which may allow an attacker to gain unauthorized access to files or directories. The potential for exploitation is significant, as the attack can be executed remotely. Users are advised to upgrade to version 2026.06.20 to mitigate this issue effectively.

Affected Version(s)

MeTube 2026.06.0

MeTube 2026.06.1

MeTube 2026.06.2

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-2026-78051 - Proof of Concept

References

https://vuldb.com/vuln/394292
vdb-entry
https://vuldb.com/vuln/394292/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-78051
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
None
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

.