Open Babel vulnerabilities
We track 20 vulnerabilities in Open Babel products. 20 are rated high or critical, and none are known to be exploited. The most recent was published on February 19, 2026.
Latest Open Babel vulnerabilities
- 8.1 High severity
Open Babel: Improper Restriction of Operations within the Bounds of a Memory Buffer
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 l
- 8.1 High severity
Open Babel: Improper Restriction of Operations within the Bounds of a Memory Buffer
A security vulnerability has been detected in Open Babel up to 3.1.1. The affected element is the function OpenBabel::transform3d::DescribeAsString of the file src/math/transform3d.cpp of the component CIF File Handler. The manipulation leads to out-of-bounds
- 7.8 High severity
Open Babel: Improper Restriction of Operations within the Bounds of a Memory Buffer
A flaw has been found in Open Babel up to 3.1.1. Impacted is the function ChemKinFormat::CheckSpecies of the file /src/formats/chemkinformat.cpp. Executing manipulation can lead to heap-based buffer overflow. The attack can only be executed locally. The exploi
- 7.8 High severity
Open Babel: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was detected in Open Babel up to 3.1.1. This issue affects the function OBSmilesParser::ParseSmiles of the file /src/formats/smilesformat.cpp. Performing manipulation results in heap-based buffer overflow. The attack needs to be approached loca
- 7.8 High severity
Open Babel: Improper Restriction of Operations within the Bounds of a Memory Buffer
A security vulnerability has been detected in Open Babel up to 3.1.1. This vulnerability affects the function zlib_stream::basic_unzip_streambuf::underflow in the library /src/zipstreamimpl.h. Such manipulation leads to memory corruption. Local access is requi
- 7.8 High severity
Open Babel: Improper Restriction of Operations within the Bounds of a Memory Buffer
A weakness has been identified in Open Babel up to 3.1.1. This affects the function GAMESSOutputFormat::ReadMolecule of the file gamessformat.cpp. This manipulation causes use after free. It is possible to launch the attack on the local host. The exploit has b
- 7.8 High severity
Open Babel: Out-of-bounds Write
Multiple out-of-bounds write vulnerabilities exist in the translationVectors parsing functionality in multiple supported formats of Open Babel 3.1.1 and master commit 530dbfa3. A specially-crafted malformed file can lead to arbitrary code execution. An attacke
- 7.8 High severity
Open Babel: Out-of-bounds Write
Multiple out-of-bounds write vulnerabilities exist in the translationVectors parsing functionality in multiple supported formats of Open Babel 3.1.1 and master commit 530dbfa3. A specially-crafted malformed file can lead to arbitrary code execution. An attacke
- 7.8 High severity
Open Babel: Out-of-bounds Write
Multiple out-of-bounds write vulnerabilities exist in the translationVectors parsing functionality in multiple supported formats of Open Babel 3.1.1 and master commit 530dbfa3. A specially-crafted malformed file can lead to arbitrary code execution. An attacke
- 7.8 High severity
Open Babel: Out-of-bounds Write
Multiple out-of-bounds write vulnerabilities exist in the translationVectors parsing functionality in multiple supported formats of Open Babel 3.1.1 and master commit 530dbfa3. A specially-crafted malformed file can lead to arbitrary code execution. An attacke
- 7.8 High severity
Open Babel: Out-of-bounds Write
Multiple out-of-bounds write vulnerabilities exist in the translationVectors parsing functionality in multiple supported formats of Open Babel 3.1.1 and master commit 530dbfa3. A specially-crafted malformed file can lead to arbitrary code execution. An attacke
- 7.8 High severity
Open Babel: Out-of-bounds Write
Multiple out-of-bounds write vulnerabilities exist in the ORCA format nAtoms functionality of Open Babel 3.1.1 and master commit 530dbfa3. A specially-crafted malformed file can lead to arbitrary code execution. An attacker can provide a malicious file to trig
- 7.8 High severity
Open Babel: Out-of-bounds Write
Multiple out-of-bounds write vulnerabilities exist in the ORCA format nAtoms functionality of Open Babel 3.1.1 and master commit 530dbfa3. A specially-crafted malformed file can lead to arbitrary code execution. An attacker can provide a malicious file to trig
- 7.8 High severity
Open Babel: Access of Uninitialized Pointer
A use of uninitialized pointer vulnerability exists in the PQS format pFormat functionality of Open Babel 3.1.1 and master commit 530dbfa3. A specially crafted malformed file can lead to arbitrary code execution. An attacker can provide a malicious file to tri
- 7.8 High severity
Open Babel: Access of Uninitialized Pointer
A use of uninitialized pointer vulnerability exists in the MSI format atom functionality of Open Babel 3.1.1 and master commit 530dbfa3. A specially crafted malformed file can lead to arbitrary code execution. An attacker can provide a malicious file to trigge
- 7.8 High severity
Open Babel: Out-of-bounds Write
An out-of-bounds write vulnerability exists in the MOL2 format attribute and value functionality of Open Babel 3.1.1 and master commit 530dbfa3. A specially crafted malformed file can lead to arbitrary code execution. An attacker can provide a malicious file t
- 7.8 High severity
Open Babel: Out-of-bounds Write
An out-of-bounds write vulnerability exists in the PQS format coord_file functionality of Open Babel 3.1.1 and master commit 530dbfa3. A specially crafted malformed file can lead to arbitrary code execution. An attacker can provide a malicious file to trigger
- 7.8 High severity
Open Babel: Access of Uninitialized Pointer
A use of uninitialized pointer vulnerability exists in the GRO format res functionality of Open Babel 3.1.1 and master commit 530dbfa3. A specially crafted malformed file can lead to arbitrary code execution. An attacker can provide a malicious file to trigger
- 7.8 High severity
Open Babel: Out-of-bounds Write
An out-of-bounds write vulnerability exists in the CSR format title functionality of Open Babel 3.1.1 and master commit 530dbfa3. A specially crafted malformed file can lead to arbitrary code execution. An attacker can provide a malicious file to trigger this
- 7.8 High severity
Open Babel: Out-of-bounds Write
An out-of-bounds write vulnerability exists in the Gaussian format orientation functionality of Open Babel 3.1.1 and master commit 530dbfa3. A specially crafted malformed file can lead to arbitrary code execution. An attacker can provide a malicious file to tr