CVE-2026-2241

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Source
https://cve.org/CVERecord?id=CVE-2026-2241
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-2241.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-2241
Published
2026-02-09T16:02:08.720Z
Modified
2026-08-05T08:39:14.746315Z
Severity
  • 1.9 (Low) CVSS_V4 - CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P CVSS Calculator
Summary
janet-lang janet os.c os_strftime out-of-bounds
Details

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.

Database specific 
{
    "cwe_ids": [
        "CWE-119",
        "CWE-125"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/2xxx/CVE-2026-2241.json",
    "cna_assigner": "VulDB",
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "introduced": "1.40.0"
                },
                {
                    "last_affected": "1.40.0"
                },
                {
                    "introduced": "1.40.1"
                },
                {
                    "last_affected": "1.40.1"
                }
            ],
            "source": "AFFECTED_FIELD"
        }
    ]
}
References

Affected packages

Git / github.com/janet-lang/janet

Affected ranges

Type
GIT
Repo
https://github.com/janet-lang/janet
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
0f285855f0e34f9183956be5f16e045f54626bff
Database specific 
{
    "source": "REFERENCES"
}

Affected versions

0.*
0.1.0
0.2.0
0.3.0
1.*
1.19.1-rc1
v0.*
v0.4.0
v0.4.1
v0.5.0
v0.6.0
v1.*
v1.0.0
v1.1.0
v1.13.0
v1.13.1
v1.14.1
v1.14.2
v1.15.0
v1.15.1
v1.15.2
v1.15.3
v1.15.4
v1.15.5
v1.16.0
v1.16.1
v1.17.0
v1.17.1
v1.17.2
v1.18.0
v1.18.1
v1.19.0
v1.19.1
v1.19.2
v1.2.0
v1.20.0
v1.21.0
v1.21.1
v1.21.2
v1.22.0
v1.23.0
v1.24.0
v1.24.1
v1.25.0
v1.25.1
v1.26.0
v1.27.0
v1.28.0
v1.29.0
v1.29.1
v1.30.0
v1.31.0
v1.32.0
v1.32.1
v1.33.0
v1.34.0
v1.35.0
v1.35.1
v1.35.2
v1.36.0
v1.37.0
v1.37.1
v1.38.0
v1.39.0
v1.39.1
v1.4.0
v1.40.0
v1.40.1
v1.5.0
v1.5.1
v1.6.0
v1.7.0
v1.8.0
v1.8.1
v1.9.0
v1.9.1

Database specific

vanir_signatures 
[
    {
        "signature_version": "v1",
        "source": "https://github.com/janet-lang/janet/commit/0f285855f0e34f9183956be5f16e045f54626bff",
        "deprecated": false,
        "target": {
            "file": "src/core/os.c"
        },
        "id": "CVE-2026-2241-c7abb5aa",
        "signature_type": "Line",
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "128725167025650217574484148366844978293",
                "247281014111722666873986025330111886955",
                "305429613425711644876884183633624756104",
                "221598445345698823212175871958339458146",
                "332907645979218961380833890601107707454",
                "126901659997179346641197611252192396542",
                "170047810911062469025069014244463663316",
                "163792244844425392171980836489319192266",
                "19354410151256381132366807507178052916",
                "23978557248727922852073808701091761349",
                "338791609037835934255770782327475587511"
            ]
        }
    }
]
vanir_signatures_modified 
"2026-08-05T08:39:14Z"
source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-2241.json"