CVE-2026-2705 | Open Babel up to 3.1.1 MOL2 File include/openbabel/atom.h OBAtom::SetFormalCharge out-of-bounds (Issue 2848)

February 18, 2026 Yanac

A vulnerability labeled as critical has been found in Open Babel up to 3.1.1. The impacted element is the function OBAtom::SetFormalCharge in the library include/openbabel/atom.h of the component MOL2 File Handler. The manipulation results in out-of-bounds read.

This vulnerability is known as CVE-2026-2705. It is possible to launch the attack remotely. Furthermore, an exploit is available.

The project was informed of the problem early through an issue report but has not responded yet.VulDB Recent EntriesRead More