CVE-2021-46326
CVE-2021-46326 is a high-severity vulnerability in Moddable Moddable Sdk with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-787.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- CVSS v2: 6.8
- EPSS exploit prediction: 1% (54th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: Moddable Moddable Sdk
- Published:
- Last modified:
Description
Moddable SDK v11.5.0 was discovered to contain a heap-buffer-overflow via the component __asan_memcpy.
Frequently asked questions
- What is CVE-2021-46326?
- Moddable SDK v11.5.0 was discovered to contain a heap-buffer-overflow via the component __asan_memcpy.
- How severe is CVE-2021-46326?
- CVE-2021-46326 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2021-46326 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-46326?
- CVE-2021-46326 affects Moddable Moddable Sdk. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-46326?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2021-46326 published?
- CVE-2021-46326 was published on 2022-01-20 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:moddable:moddable_sdk:11.5.0:*:*:*:*:*:*:*
More vulnerabilities in Moddable Moddable Sdk
- CVE-2021-46334 — High (CVSS 7.8): Moddable SDK v11.5.0 was discovered to contain a stack buffer overflow via the component __interceptor_strcat.
- CVE-2021-46332 — High (CVSS 7.8): Moddable SDK v11.5.0 was discovered to contain a heap-buffer-overflow via xs/sources/xsDataView.c in fxUint8Getter.
- CVE-2021-46328 — High (CVSS 7.8): Moddable SDK v11.5.0 was discovered to contain a heap-buffer-overflow via the component __libc_start_main.
- CVE-2021-46335 — Medium (CVSS 5.5): Moddable SDK v11.5.0 was discovered to contain a NULL pointer dereference in the component…
- CVE-2021-46333 — Medium (CVSS 5.5): Moddable SDK v11.5.0 was discovered to contain an invalid memory access vulnerability via the component __asan_memmove.
- CVE-2021-46331 — Medium (CVSS 5.5): Moddable SDK v11.5.0 was discovered to contain a SEGV vulnerability via xs/sources/xsProxy.c in fxProxyGetPrototype.
All CVEs affecting Moddable Moddable Sdk →
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