6.1

CVE-2026-2241

Exploit

janet-lang janet os.c os_strftime out-of-bounds

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Janet-langJanet Version <= 1.40.1
VulnDex Vulnerability Enrichment
Diese Information steht angemeldeten Benutzern zur Verfügung. Login Login
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.17% 0.065
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 6.1 1.8 4.2
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H
cna@vuldb.com 1.9 0 0
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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
cna@vuldb.com 3.3 1.8 1.4
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
cna@vuldb.com 1.7 3.1 2.9
AV:L/AC:L/Au:S/C:N/I:N/A:P
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

CWE-125 Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

https://github.com/janet-lang/janet/
Product
https://vuldb.com/?id.344980
Third Party Advisory
VDB Entry
https://vuldb.com/?ctiid.344980
VDB Entry
Permissions Required
https://vuldb.com/?submit.753156
Third Party Advisory
VDB Entry
https://github.com/janet-lang/janet/issues/1701
Exploit
Issue Tracking
https://github.com/janet-lang/janet/issues/1701#event-4446770461
Exploit
Issue Tracking
https://github.com/oneafter/0123/blob/main/ja3/repro
Exploit
https://github.com/janet-lang/janet/commit/0f285855f0e34f9183956be5f16e045f54626bff
Patch