What’s Vulnerable › Vulnerabilities

CVE-2025-57327

• Severity: high (CVSS 7.5 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: none known
• Published: 2025-09-24 · updated 2026-06-17
• Weakness: CWE-1321

Description

spmrc is a package that provides the rc manager for spm. A Prototype Pollution vulnerability in the set and config function of spmrc version 1.2.0 and before allows attackers to inject properties on Object.prototype via supplying a crafted payload, causing denial of service (DoS) as the minimum consequence.

Affected products

• Spmjs Spmrc: through 1.2.0

References

• https://github.com/VulnSageAgent/PoCs/blob/main/JavaScript/prototype-pollution/spmrc%401.2.0/index.js
• https://github.com/VulnSageAgent/PoCs/tree/main/JavaScript/prototype-pollution/CVE-2025-57327

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