CVE-2026-10268

A weakness has been identified in janet-lang janet up to 1.41.0. This vulnerability affects the function unmarshal_one_fiber of the file src/core/marsh.c. Executing a manipulation can lead to integer overflow. It is possible to launch the attack on the local host. The exploit has been made available to the public and could be used for attacks. This patch is called d9b1d711ea1fde52ac73a82088b512a3e17bad0d. A patch should be applied to remediate this issue.

CVSS v3 3.3 LOW
CVSS v2.0 1.7 LOW

3.3^/10

CVSS v3 : LOW

Vector :

Exploitability : 1.8 / Impact : 1.4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

1.7^/10

CVSS v2.0 : LOW

Vector : AV:L/AC:L/Au:S/C:N/I:N/A:P

Exploitability : 3.1 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/biniamf/pocs/tree/main/janet-marsh-unmarshal-intovf
https://github.com/janet-lang/janet/
https://github.com/janet-lang/janet/commit/d9b1d711ea1fde52ac73a82088b512a3e17bad0d
https://github.com/janet-lang/janet/issues/1744
https://vuldb.com/cve/CVE-2026-10268
https://vuldb.com/submit/825075
https://vuldb.com/vuln/367547
https://vuldb.com/vuln/367547/cti

Configurations

No configuration.

History

01 Jun 2026, 17:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-06-01 17:16

Updated : 2026-06-01 17:57

NVD link : CVE-2026-10268

Mitre link : CVE-2026-10268

CVE.ORG link : CVE-2026-10268

JSON object : View

Products Affected

No product.

CWE

CWE-189

Numeric Errors

CWE-190

Integer Overflow or Wraparound

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