CVE-2026-3382

ChaiScript boxed_number.hpp get_as memory corruption

A security flaw has been discovered in ChaiScript up to 6.1.0. The impacted element is the function chaiscript::Boxed_Number::get_as of the file include/chaiscript/dispatchkit/boxed_number.hpp. Performing a manipulation results in memory corruption. The attack requires a local approach. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

Affected

ChaiScript

CVSS v4.0 VULDB

1.9 LOWCVSS: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

CVSS v3.1 NVD

5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVSS v3.1 VULDB

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

CVSS v2.0 VULDB

1.7 LOWAV:L/AC:L/Au:S/C:N/I:N/A:P

EPSS

0.18% chance of exploitation in the next 30 days, 7th percentile

Published

2026-03-01

Updated

2026-05-05

Proof-of-concept exploits (1)

• ChaiScript/ChaiScript/issues/635#issue-38282585133132★ · 2026-10-04

Security advisories

• https://vuldb.com/?id.348268
• https://vuldb.com/?submit.761301
• ChaiScript/ChaiScript/issues/635

References

• CVE Record
• NVD entry

Related

• CVE-2026-2655
• CVE-2026-2656
• CVE-2026-3383
• CVE-2026-3384