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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.

PUBLISHED Reserved 2026-05-31 | Published 2026-06-01 | Updated 2026-06-01 | Assigner VulDB




MEDIUM: 4.8CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
LOW: 3.3CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C
LOW: 3.3CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C
1.7AV:L/AC:L/Au:S/C:P/I:N/A:N/E:POC/RL:OF/RC:C

Problem types

Out-of-Bounds Read

Memory Corruption

Product status

1.0
affected

1.1
affected

1.2
affected

1.3
affected

1.4
affected

1.5
affected

1.6
affected

1.7
affected

1.8
affected

1.9
affected

1.10
affected

1.11
affected

1.12
affected

1.13
affected

1.14
affected

1.15
affected

1.16
affected

1.17
affected

1.18
affected

1.19
affected

1.20
affected

1.21
affected

1.22
affected

1.23
affected

1.24
affected

1.25
affected

1.26
affected

1.27
affected

1.28
affected

1.29
affected

1.30
affected

1.31
affected

1.32
affected

1.33
affected

1.34
affected

1.35
affected

1.36
affected

1.37
affected

1.38
affected

1.39
affected

1.40
affected

1.41.0
affected

Timeline

2026-05-31:Advisory disclosed
2026-05-31:VulDB entry created
2026-05-31:VulDB entry last update

Credits

biniam (VulDB User) reporter

References

vuldb.com/vuln/367546 (VDB-367546 | janet-lang janet debug.c doframe out-of-bounds) vdb-entry technical-description

vuldb.com/vuln/367546/cti (VDB-367546 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/cve/CVE-2026-10267 (CVE-2026-10267 | CVE Analysis and Report) third-party-advisory

vuldb.com/submit/825072 (Submit #825072 | janet-lang janet 1.41.0 Out-of-Bounds Read) third-party-advisory

github.com/janet-lang/janet/issues/1743 issue-tracking

github.com/janet-lang/janet/issues/1743 issue-tracking

github.com/...ain/janet-debug-janet-doframe-env-data-oobread exploit

github.com/...ommit/ed17dd2c5913a23fb1107251e44a9410a3c30cf5 patch

github.com/janet-lang/janet/ product

cve.org (CVE-2026-10267)

nvd.nist.gov (CVE-2026-10267)

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