CVE-2026-3408 is a null pointer dereference vulnerability affecting Open Babel versions up to 3.1.1, specifically within the CDXML File Handler's OBAtom::GetExplicitValence function. Rated as Medium severity (CVSS 6.5), this remotely exploitable vulnerability requires user interaction and can lead to a denial of service. While not actively exploited in the wild, a public exploit is available, and a patch (e23a224b8fd9d7c2a7cde9ef4ec6afb4c05aa08a) has been released to address the issue.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 3.1.1CPE matchmatch criteria | cpe:2.3:a:openbabel:open_babel:*:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
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