CVE-2026-12216
Medium
Description
A weakness has been identified in svaarala duktape up to 2.99.99. This issue affects some unknown processing of the file duk_api_bytecode.c. Executing a manipulation of the argument count_instr can lead to memory corruption. The attack requires local access. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
SeverityMedium
CVSS5.3
Exploit probability1. percentile0.1%
ProductSvaarala Duktape
PublishedJun 15, 2026
First seenJun 15, 2026
Weakness typeCWE-119Memory buffer bounds error
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| svaarala duktape | 2.99.0, 2.99.1, 2.99.2, 2.99.3, 2.99.4, 2.99.5, 2.99.6, 2.99.7, 2.99.8, 2.99.9, 2.99.10, 2.99.11, 2.99.12, 2.99.13, 2.99.14, 2.99.15, 2.99.16, 2.99.17, 2.99.18, 2.99.19, 2.99.20, 2.99.21, 2.99.22, 2.99.23, 2.99.24, 2.99.25, 2.99.26, 2.99.27, 2.99.28, 2.99.29, 2.99.30, 2.99.31, 2.99.32, 2.99.33, 2.99.34, 2.99.35, 2.99.36, 2.99.37, 2.99.38, 2.99.39, 2.99.40, 2.99.41, 2.99.42, 2.99.43, 2.99.44, 2.99.45, 2.99.46, 2.99.47, 2.99.48, 2.99.49, 2.99.50, 2.99.51, 2.99.52, 2.99.53, 2.99.54, 2.99.55, 2.99.56, 2.99.57, 2.99.58, 2.99.59, 2.99.60, 2.99.61, 2.99.62, 2.99.63, 2.99.64, 2.99.65, 2.99.66, 2.99.67, 2.99.68, 2.99.69, 2.99.70, 2.99.71, 2.99.72, 2.99.73, 2.99.74, 2.99.75, 2.99.76, 2.99.77, 2.99.78, 2.99.79, 2.99.80, 2.99.81, 2.99.82, 2.99.83, 2.99.84, 2.99.85, 2.99.86, 2.99.87, 2.99.88, 2.99.89, 2.99.90, 2.99.91, 2.99.92, 2.99.93, 2.99.94, 2.99.95, 2.99.96, 2.99.97, 2.99.98, 2.99.99 | — |
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