What’s Vulnerable › Vulnerabilities

CVE-2025-31958: HCL BigFix Service Management (SM) is susceptible to HTTP Request Smuggling

• Severity: high (CVSS 8.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-04-21 · updated 2026-10-07
• Weakness: CWE-444

Description

HCL BigFix Service Management is susceptible to HTTP Request Smuggling.  HTTP request smuggling vulnerabilities arise when websites route HTTP requests through web servers with inconsistent HTTP parsing. HTTP Smuggling exploits inconsistencies in request parsing between front-end and back-end servers, allowing attackers to bypass security controls and perform attacks like cache poisoning or request hijacking.

Affected products

• HCL Software HCL BigFix Service Management: 23.0

References

• https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0124209

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