Buffer overflow in Openbabel Open_babel

CVE-2025-10996

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…

Vulnerability class: Buffer Overflow

EPSS: 0.002 (12.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-10996?
CVE-2025-10996 is a medium-severity vulnerability in Openbabel Open_babel, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.3/10. Published 2025-09-26.
How severe is CVE-2025-10996?
Medium severity. CVSS v3 base score is 5.3 out of 10.