CVE-2026-10267

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.

CVSS v3.1 Score

3.3

LOW

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

EPSS — Exploit Prediction

0.0012

Probability of exploitation

0.02%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-119 Buffer Overflow

CWE-125 Out-of-bounds Read

References

Other 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

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. It has a CVSS v3.1 base score of 3.3 (LOW).

How severe is CVE-2026-10267? +

CVE-2026-10267 has a CVSS v3.1 score of 3.3 out of 10, rated LOW. This is a low-severity vulnerability with limited impact. The EPSS score is 0.0012, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-10267? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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