Out-of-Bounds Read in Open Babel's CIF File Handler
CVE-2026-2704

5.3MEDIUM

Key Information:

Vendor

Open Babel

Status
Open Babel
Vendor
CVE Published:
19 February 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-2704?

A security vulnerability has been identified in Open Babel affecting versions up to 3.1.1. This issue, located in the OpenBabel::transform3d::DescribeAsString function within the src/math/transform3d.cpp file, allows for out-of-bounds read manipulations. Attackers may exploit this vulnerability remotely, posing significant security risks. Despite the project being notified about the issue through an early report, no response has been recorded, increasing the potential for exploitation. Public disclosure of the exploit has amplified awareness of this vulnerability.

Affected Version(s)

Open Babel 3.1.0

Open Babel 3.1.1

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-2026-2704 - Proof of Concept

References

https://vuldb.com/?id.346650
vdb-entrytechnical-description
https://vuldb.com/?ctiid.346650
signaturepermissions-required
https://vuldb.com/?submit.754378
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Oneafter (VulDB User)
.