What’s Vulnerable › Vulnerabilities

CVE-2021-36535

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-02-03 · updated 2026-06-17
• Weakness: CWE-787

Description

Buffer Overflow vulnerability in Cesanta mJS 1.26 allows remote attackers to cause a denial of service via crafted .js file to mjs_set_errorf.

Affected products

• Cesanta mJS: 1.26

References

• https://github.com/cesanta/mjs/issues/175
• https://github.com/cesanta/mjs/issues/175

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