medium4.3
CVE-2026-2704
Open Babel has an out-of-bounds read in CIF transform3d::DescribeAsString
Impact
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.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| pip | openbabel | < 3.2.0 | 3.2.0 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Openbabel | Open Babel | through 3.1.1 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/advisories/GHSA-6xw4-2g22-26h8
- https://github.com/openbabel/openbabel/security/advisories/GHSA-6xw4-2g22-26h8
- https://nvd.nist.gov/vuln/detail/CVE-2026-2704
- https://github.com/openbabel/openbabel/issues/2848
- https://github.com/openbabel/openbabel/pull/2862
- https://github.com/VedantMadane/openbabel/commit/e23a224b8fd9d7c2a7cde9ef4ec6afb4c05aa08a
- https://github.com/oneafter/0128/blob/main/ob1/repro.cif
- https://github.com/openbabel/openbabel/releases/tag/openbabel-3-2-0
- https://vuldb.com/?ctiid.346650
- https://vuldb.com/?id.346650
- https://vuldb.com/?submit.754378
- https://vuldb.com/submit/754378
- https://vuldb.com/vuln/346650
- https://vuldb.com/vuln/346650/cti