Medium severity4.3NVD Advisory· Published Feb 19, 2026· Updated Apr 29, 2026
CVE-2026-2705
CVE-2026-2705
Description
A vulnerability was detected 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. It is possible to launch the attack remotely. The exploit is now public and may be used. The patch is identified as e23a224b8fd9d7c2a7cde9ef4ec6afb4c05aa08a. A patch should be applied to remediate this issue. The project was informed of the problem early through an issue report but has not responded yet.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3cpe:2.3:a:openbabel:open_babel:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:openbabel:open_babel:*:*:*:*:*:*:*:*range: <=3.1.1
- (no CPE)range: <=3.1.1
Patches
Vulnerability mechanics
References
7- github.com/oneafter/0128/blob/main/ob2/repro.mol2nvdExploit
- github.com/openbabel/openbabel/issues/2848nvdExploitIssue Tracking
- vuldb.comnvdThird Party AdvisoryVDB Entry
- vuldb.comnvdThird Party AdvisoryVDB Entry
- vuldb.comnvdPermissions RequiredVDB Entry
- github.com/VedantMadane/openbabel/commit/e23a224b8fd9d7c2a7cde9ef4ec6afb4c05aa08anvd
- github.com/openbabel/openbabel/pull/2862nvd
News mentions
0No linked articles in our index yet.