Memory Corruption Vulnerability in ThakeeNathees Pocketlang Software
CVE-2026-4010

4.8MEDIUM

Key Information:

Vendor

Thakeenathees

Status
Pocketlang
Vendor
CVE Published:
12 March 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-4010?

A vulnerability affecting the pkByteBufferAddString function in ThakeeNathees Pocketlang allows for memory corruption due to improper handling of argument lengths. Exploitation of this flaw requires local access and can be executed with an input length of 4294967290. Although the issue was reported to the development team, there has been no response. The lack of versioning complicates the identification of unaffected releases. This vulnerability has been publicly disclosed and could be leveraged for unauthorized actions.

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Affected Version(s)

pocketlang cc73ca61b113d48ee130d837a7a8b145e41de5ce

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-2026-4010 - Proof of Concept

CVE-2026-4010 - Proof of Concept

CVE-2026-4010 - Proof of Concept

References

https://vuldb.com/?id.350533
vdb-entrytechnical-description
https://vuldb.com/?ctiid.350533
signaturepermissions-required
https://vuldb.com/?submit.769773
third-party-advisory

CVSS V4

Score:
4.8
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
Low
Attack Vector:
Local
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

Oneafter (VulDB User)
JSON
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