# CVE-2025-31981: HCL BigFix Service Management (SM) Discovery is vulnerable to unenforced encryption due to port 80 (HTTP) being open…

Source: https://junglewise.ai/threats/cve-2025-31981-hcl-bigfix-service-management-sm-discovery-is-vulnerable-to  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-04-21  
License: CC BY 4.0 with a link back

CVE-2025-31981 · Severity: medium · CVSS 5.3 · Published 2026-04-21

HCL BigFix Service Management (SM) Discovery is vulnerable to unenforced encryption due to port 80 (HTTP) being open, allowing unencrypted access.  An attacker with access to the network traffic can sniff packets from the connection and uncover the data.

Technologies: [Hcltech Bigfix Service Management](https://junglewise.ai/threats/technologies/bigfix-service-management). Vendors: [Hcltech](https://junglewise.ai/threats/vendors/hcltech).

## Quick answers

**Is CVE-2025-31981 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2025-31981 being exploited in the wild.

**How severe is CVE-2025-31981?** Medium severity, with a CVSS score of 5.3, published 21 April 2026.

**Which products and versions are affected?** Hcltech Bigfix Service Management. The advisory does not name versions.

**Is there a fix for CVE-2025-31981?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**Am I affected by CVE-2025-31981?** Check whether you run Hcltech Bigfix Service Management. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- Hcltech Bigfix Service Management

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