CVE-2026-3408

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Source
https://cve.org/CVERecord?id=CVE-2026-3408
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-3408.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-3408
Aliases
Downstream
Related
Published
2026-03-02T03:32:10.760Z
Modified
2026-07-15T21:33:37.982481Z
Severity
  • 2.1 (Low) CVSS_V4 - 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 CVSS Calculator
Summary
Open Babel CDXML File atom.cpp GetExplicitValence null pointer dereference
Details

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.

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/3xxx/CVE-2026-3408.json",
    "cna_assigner": "VulDB",
    "cwe_ids": [
        "CWE-404",
        "CWE-476"
    ]
}
References

Affected packages

Git / github.com/vedantmadane/openbabel

Affected ranges

Type
GIT
Repo
https://github.com/vedantmadane/openbabel
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
e23a224b8fd9d7c2a7cde9ef4ec6afb4c05aa08a
Database specific 
{
    "cpe": "cpe:2.3:a:openbabel:open_babel:*:*:*:*:*:*:*:*",
    "source": [
        "CPE_RANGE",
        "REFERENCES"
    ],
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "3.1.1"
        }
    ]
}

Affected versions

3.*
3.1.0
3.1.1
Other
openbabel-3-0-0
openbabel-3-0-0a1
openbabel-3-0-0a2
openbabel-3-1-0
openbabel-3-1-1

Database specific

vanir_signatures 
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        "signature_type": "Function",
        "target": {
            "function": "MOL2Format::ReadMolecule",
            "file": "src/formats/mol2format.cpp"
        },
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        "deprecated": false
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        "signature_type": "Function",
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vanir_signatures_modified 
"2026-07-15T21:33:37Z"
source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-3408.json"