What is the CVSS score of CVE-2025-52620?

CVE-2025-52620 has a CVSS 3.1 base score of 4.3 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L. EPSS exploitation probability: 0.0%.

Which versions of Bigfix Saas are affected by CVE-2025-52620?

Organizations using HCL BigFix SaaS Authentication Service should be aware of moderate risk from CVE-2025-52620, a input validation vulnerability rated CVSS 4.3.

How to fix or mitigate CVE-2025-52620?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Bigfix Saas CVE-2025-52620

MEDIUM

Improper Input Validation (CWE-20)

2025-08-15 psirt@hcl.com

XSS Bigfix Saas

4.3

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

4.3 MEDIUM

AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:07 vuln.today

CVE Published

Aug 15, 2025 - 23:15 nvd

MEDIUM 4.3

DescriptionCVE.org

HCL BigFix SaaS Authentication Service is affected by a Cross-Site Scripting (XSS) vulnerability. The image upload functionality inadequately validated the submitted image format.

AnalysisAI

HCL BigFix SaaS Authentication Service is affected by a Cross-Site Scripting (XSS) vulnerability. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-20. HCL BigFix SaaS Authentication Service is affected by a Cross-Site Scripting (XSS) vulnerability. The image upload functionality inadequately validated the submitted image format. Affected products include: Hcltech Bigfix Saas.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.