CVE-2025-3831: Log files uploaded during troubleshooting by the Harmony SASE agent may have been accessible to unauthorized p

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HIGH 8.1REMOTEMITIGATE

CVE-2025-3831 is a high-severity flaw (CVSS 8.1) affecting harmony sase. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Log files uploaded during troubleshooting by the Harmony SASE agent may have been accessible to unauthorized parties.

Why this priority

High severity
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	8.1 (High)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	0.4% (top 65%)
CISA exploited list	No
Weakness	CWE-200, CWE-798
Published	2025-08-12
Last modified	2026-06-17

Publisher (CNA): Check Point Software Technologies Ltd. · Vendor: checkpoint

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

Am I affected?

Timeline

2025-08-12 15:15 UTCPublished CVE record published
2026-06-17 09:20 UTCUpdated Record last modified

checkpoint harmony sase MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy harmony-sase || rpm -q harmony-sase || harmony-sase --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

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-2025-3831?

harmony sase: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-3831 being exploited?

CVE-2025-3831 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-2025-3831 affect?

CVE-2025-3831 affects harmony sase. Severity is high (CVSS 8.1). Log files uploaded during troubleshooting by the Harmony SASE agent may have been accessible to unauthorized parties.

How urgent is CVE-2025-3831?

Priority 42/100. High severity; Remotely exploitable, no login, no user action

Software pages

Check Point vulnerabilities

References

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