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PatchSiren cyber security CVE debrief

CVE-2026-12216 svaarala CVE debrief

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.

Vendor
svaarala
Product
duktape
CVSS
LOW 1.9
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-15
Original CVE updated
2026-06-15
Advisory published
2026-06-15
Advisory updated
2026-06-15

Who should care

Users of svaarala duktape up to 2.99.99

Technical summary

Memory corruption in svaarala duktape up to 2.99.99 due to improper handling of the argument count_instr in duk_api_bytecode.c

Defensive priority

LOW

Recommended defensive actions

  • Update to a version of svaarala duktape that is not vulnerable

Evidence notes

The CVE record was published on 2026-06-15T04:16:26.140Z and has not been modified since then. The CVSS score is 1.9, indicating a LOW severity.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-12216 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-12216

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-12216 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-12216

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.