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CVE-2026-2241

3.3 · LOW

A vulnerability was found in janet-lang janet up to 1.40.1.

Published Feb 9, 2026CWE-119EPSS 0.20%

Overview

CVE-2026-2241 is a low-severity vulnerability. It was published on February 9, 2026 and has a CVSS 3.1 base score of 3.3 (LOW).

This vulnerability has a CVSS 3.1 base score of 3.3, rated LOW. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

A vulnerability was found in janet-lang janet up to 1.40.1. This affects the function os_strftime of the file src/core/os.c. Performing a manipulation results in out-of-bounds read. The attack must be initiated from a local position. The exploit has been made public and could be used. The patch is named 0f285855f0e34f9183956be5f16e045f54626bff. To fix this issue, it is recommended to deploy a patch.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/janet-lang/janet/GitHubgithub.com/janet-lang/janet/commit/0f285855f0e34f9183956be5f16e045f54626bffGitHubgithub.com/janet-lang/janet/issues/1701GitHubgithub.com/janet-lang/janet/issues/1701#event-4446770461GitHubgithub.com/oneafter/0123/blob/main/ja3/reproRefvuldb.com/?ctiid.344980Refvuldb.com/?id.344980Refvuldb.com/?submit.753156

How CyberStrike helps

Frequently asked questions

What is CVE-2026-2241?

CVE-2026-2241 is a low-severity vulnerability. It was published on February 9, 2026 and has a CVSS 3.1 base score of 3.3 (LOW).

How severe is CVE-2026-2241?

This vulnerability has a CVSS 3.1 base score of 3.3, rated LOW. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2026-2241?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-2241?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-2241 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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