CVE-2026-10267
CVE-2026-10267 is a low-severity vulnerability with a CVSS 3.x base score of 3.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.
Key facts
- Severity: Low (CVSS 3.x base score 3.3)
- CVSS v2: 1.7
- CVSS v4: 1.9
- EPSS exploit prediction: 0% (2nd percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-33654
- Weakness: CWE-119
- Published:
- Last modified:
Description
A security flaw has been discovered in janet-lang janet up to 1.41.0. This affects the function doframe of the file src/core/debug.c. Performing a manipulation results in out-of-bounds read. Attacking locally is a requirement. The exploit has been released to the public and may be used for attacks. The patch is named ed17dd2c5913a23fb1107251e44a9410a3c30cf5.
Frequently asked questions
- What is CVE-2026-10267?
- A security flaw has been discovered in janet-lang janet up to 1.41.0. This affects the function doframe of the file src/core/debug.c. Performing a manipulation results in out-of-bounds read. Attacking locally is a requirement. The exploit has been released to the public and may be used for attacks. The patch is named ed17dd2c5913a23fb1107251e44a9410a3c30cf5.
- How severe is CVE-2026-10267?
- CVE-2026-10267 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
- Is CVE-2026-10267 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2026-10267?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2026-10267 have an EU (EUVD) identifier?
- Yes. CVE-2026-10267 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-33654.
- When was CVE-2026-10267 published?
- CVE-2026-10267 was published on 2026-06-01 and last updated on 2026-06-17.
References
- https://github.com/biniamf/pocs/tree/main/janet-debug-janet-doframe-env-data-oobread
- https://github.com/janet-lang/janet/
- https://github.com/janet-lang/janet/commit/ed17dd2c5913a23fb1107251e44a9410a3c30cf5
- https://github.com/janet-lang/janet/issues/1743
- https://github.com/janet-lang/janet/issues/1743#issuecomment-4322129448
- https://vuldb.com/cve/CVE-2026-10267
- https://vuldb.com/submit/825072
- https://vuldb.com/vuln/367546
- https://vuldb.com/vuln/367546/cti
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