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CVE-2026-3408

MEDIUM

4.3

Description

A vulnerability was identified in Open Babel up to 3.1.1. This impacts the function OBAtom::GetExplicitValence of the file isrc/atom.cpp of the component CDXML File Handler. Such manipulation leads to null pointer dereference. The attack can be launched remotely. The exploit is publicly available and might be used. The name of the patch is e23a224b8fd9d7c2a7cde9ef4ec6afb4c05aa08a. It is best practice to apply a patch to resolve this issue.

CVE Details

CVSS v3.1 Score4.3

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionREQUIRED

Published3/2/2026

Last Modified3/4/2026

Sourcenvd

Honeypot Sightings0

Affected Products

openbabel:open_babel

Weaknesses (CWE)

CWE-404CWE-476CWE-787

References

https://github.com/VedantMadane/openbabel/commit/e23a224b8fd9d7c2a7cde9ef4ec6afb4c05aa08a(cna@vuldb.com)

https://github.com/oneafter/0128/blob/main/ob3/repro.cdxml(cna@vuldb.com)

https://github.com/openbabel/openbabel/issues/2848(cna@vuldb.com)

https://github.com/openbabel/openbabel/pull/2862(cna@vuldb.com)

https://vuldb.com/?ctiid.348303(cna@vuldb.com)

https://vuldb.com/?id.348303(cna@vuldb.com)

https://vuldb.com/?submit.763756(cna@vuldb.com)

IOC Correlations

No correlations recorded

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