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I. Basic Information for CVE-2026-2705
Vulnerability Information

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Vulnerability Title
Open Babel MOL2 File atom.h SetFormalCharge out-of-bounds
Source: NVD (National Vulnerability Database)
Vulnerability 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.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
跨界内存读
Source: NVD (National Vulnerability Database)
Vulnerability Title
openbabel 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
openbabel是Open Babel开源的一个化学工具箱软件。 openbabel 3.1.1及之前版本存在缓冲区错误漏洞,该漏洞源于库文件include/openbabel/atom.h中函数OBAtom::SetFormalCharge存在越界读取。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
-Open Babel 3.1.0 -
II. Public POCs for CVE-2026-2705
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III. Intelligence Information for CVE-2026-2705
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IV. Related Vulnerabilities
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