What’s Vulnerable › Vulnerabilities

CVE-2021-29326

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-11-19 · updated 2026-06-17
• Weakness: CWE-787

Description

OpenSource Moddable v10.5.0 was discovered to contain a heap buffer overflow in the fxIDToString function at /moddable/xs/sources/xsSymbol.c.

Affected products

• Moddable: 10.5.0

References

• https://github.com/Moddable-OpenSource/moddable/issues/583
• https://github.com/Moddable-OpenSource/moddable/issues/583

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