Vulnerability in Hclsoftware Bigfix Service Management (Sm)
CVE-2025-31958
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.
Vulnerability class: HTTP Request Smuggling
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.7 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.002 (6.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 6.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Hclsoftware Bigfix Service Management (Sm) — versions 23
- Hcltech Bigfix Service Management — versions 23.0
Weakness classification (CWE)
References
- support.hcl-software.com/csm (Vendor Advisory)
Frequently asked questions
- What is CVE-2025-31958?
- CVE-2025-31958 is a low-severity vulnerability in Hclsoftware Bigfix Service Management (Sm), classified under Inconsistent Interpretation of HTTP Requests (HTTP Request/Response Smuggling). CVSS score: 3.7/10. Published 2026-04-21.
- How severe is CVE-2025-31958?
- Low severity. CVSS v3 base score is 3.7 out of 10.