CVE-2026-2704

MEDIUM 4.3

Open Babel CIF File transform3d.cpp DescribeAsString out-of-bounds

CVSS Score

4.3

EPSS Score

0.0%

EPSS Percentile

12th

A security vulnerability has been detected in Open Babel up to 3.1.1. The affected element is the function OpenBabel::transform3d::DescribeAsString of the file src/math/transform3d.cpp of the component CIF File Handler. The manipulation leads to out-of-bounds read. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 3.2.0 is sufficient to fix this issue. The identifier of the patch is e23a224b8fd9d7c2a7cde9ef4ec6afb4c05aa08a. It is suggested to install a patch to address this issue.

CWE	CWE-125 CWE-119
Vendor	n/a
Product	open babel
Published	Feb 19, 2026
Last Updated	May 28, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

n/a / Open Babel

3.1.0 3.1.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/346650 vuldb.com: https://vuldb.com/vuln/346650/cti vuldb.com: https://vuldb.com/submit/754378 github.com: https://github.com/openbabel/openbabel/issues/2848 github.com: https://github.com/openbabel/openbabel/pull/2862 github.com: https://github.com/oneafter/0128/blob/main/ob1/repro.cif github.com: https://github.com/VedantMadane/openbabel/commit/e23a224b8fd9d7c2a7cde9ef4ec6afb4c05aa08a github.com: https://github.com/openbabel/openbabel/releases/tag/openbabel-3-2-0 github.com: https://github.com/openbabel/openbabel/security/advisories/GHSA-6xw4-2g22-26h8

Credits

🔍 Oneafter (VulDB User)