CVE-2025-52620: HCL BigFix SaaS Authentication Service is affected by a Cross-Site Scripting (XSS) vulnerability

Q: How do I fix CVE-2025-52620?

bigfix saas: upgrade to 8.1.14. Exact commands for each OS are on this page.

Q: Is CVE-2025-52620 being exploited?

CVE-2025-52620 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-52620 affect?

CVE-2025-52620 affects bigfix saas. Severity is medium (CVSS 4.3). HCL BigFix SaaS Authentication Service is affected by a Cross-Site Scripting (XSS) vulnerability. The image upload functionality inadequately validated the submitted image format.

Q: How urgent is CVE-2025-52620?

Priority 17/100. No elevated risk signals yet.

Routine

MEDIUM 4.3UPGRADE

CVE-2025-52620 is a medium-severity flaw (CVSS 4.3) affecting bigfix saas. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	4.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.2% (top 91%)
CISA exploited list	No
Weakness	CWE-20, CWE-79
Published	2025-08-15
Last modified	2026-06-17

Publisher (CNA): HCL Software · Vendor: hcltech

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-08-15 23:15 UTCPublished CVE record published
2026-06-17 09:36 UTCUpdated Record last modified

hcltech bigfix saas UPGRADE

Affected: < 8.1.14

Fixed in: 8.1.14

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy bigfix-saas || rpm -q bigfix-saas || bigfix-saas --version

2. UPGRADE to 8.1.14 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade bigfix-saas

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade bigfix-saas

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-52620?

bigfix saas: upgrade to 8.1.14. Exact commands for each OS are on this page.

Is CVE-2025-52620 being exploited?

CVE-2025-52620 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-52620 affect?

CVE-2025-52620 affects bigfix saas. Severity is medium (CVSS 4.3). HCL BigFix SaaS Authentication Service is affected by a Cross-Site Scripting (XSS) vulnerability. The image upload functionality inadequately validated the submitted image format.

How urgent is CVE-2025-52620?

Priority 17/100. No elevated risk signals yet.

Related CVEs

CVE-2025-52621 MEDIUM 5.3 UPGRADE HCL BigFix SaaS Authentication Service is vulnerable to cache poisoning
CVE-2025-52619 MEDIUM 5.3 UPGRADE HCL BigFix SaaS Authentication Service is affected by a sensitive information disclosure
CVE-2025-52618 MEDIUM 4.3 UPGRADE HCL BigFix SaaS Authentication Service is affected by a SQL injection vulnerability

References

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