CVE-2025-10996: A vulnerability was detected in Open Babel up to 3.1.1

Q: How do I fix CVE-2025-10996?

open babel: upgrade to newer than 3.1.1. Exact commands for each OS are on this page.

Q: Is CVE-2025-10996 being exploited?

CVE-2025-10996 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-10996 affect?

CVE-2025-10996 affects open babel. Severity is medium (CVSS 5.3). 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 t

Q: How urgent is CVE-2025-10996?

Priority 29/100. Public exploit reference

Routine

MEDIUM 5.3UPGRADE

CVE-2025-10996 is a medium-severity flaw (CVSS 5.3) affecting open babel. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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 locally. The exploit is now public and may be used.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.3% (top 79%)
CISA exploited list	No
Weakness	CWE-119, CWE-122
Published	2025-09-26
Last modified	2026-10-19

Publisher (CNA): VulDB · Vendor: openbabel

Last updated 2026-10-19 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-09-26 03:15 UTCPublished CVE record published
2026-10-19 16:10 UTCUpdated Record last modified

openbabel open babel UPGRADE

Affected: <= 3.1.1

Fixed in: newer than 3.1.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy open-babel || rpm -q open-babel || open-babel --version

2. UPGRADE to newer than 3.1.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade open-babel

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade open-babel

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-10996?

open babel: upgrade to newer than 3.1.1. Exact commands for each OS are on this page.

Is CVE-2025-10996 being exploited?

CVE-2025-10996 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-10996 affect?

CVE-2025-10996 affects open babel. Severity is medium (CVSS 5.3). 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 t

How urgent is CVE-2025-10996?

Priority 29/100. Public exploit reference

Related CVEs

CVE-2025-10997 MEDIUM 5.3 UPGRADE A flaw has been found in Open Babel up to 3.1.1
CVE-2025-10994 MEDIUM 5.3 UPGRADE A weakness has been identified in Open Babel up to 3.1.1
CVE-2025-10995 MEDIUM 5.3 UPGRADE A security vulnerability has been detected in Open Babel up to 3.1.1
CVE-2025-10999 LOW 3.3 UPGRADE A vulnerability was found in Open Babel up to 3.1.1
CVE-2025-11000 LOW 3.3 UPGRADE A vulnerability was determined in Open Babel up to 3.1.1

References

← Back to latest CVEs