How severe is CVE-2025-44177?

CVE-2025-44177 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity high, and availability none.

Is CVE-2025-44177 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-44177?

CVE-2025-44177 affects Wss Protop. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-44177?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-44177 have an EU (EUVD) identifier?

Yes. CVE-2025-44177 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-20833.

When was CVE-2025-44177 published?

CVE-2025-44177 was published on 2025-07-09 and last updated on 2026-06-17.

CVE-2025-44177

CVE-2025-44177 is a high-severity vulnerability in Wss Protop with a CVSS 3.x base score of 8.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.

Key facts

Severity: High (CVSS 3.x base score 8.2)
EPSS exploit prediction: 4% (90th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-20833
Weakness: CWE-22
Affected product: Wss Protop
Published: 2025-07-09
Last modified: 2026-06-17

Description

A directory traversal vulnerability was discovered in White Star Software Protop version 4.4.2-2024-11-27, specifically in the /pt3upd/ endpoint. An unauthenticated attacker can remotely read arbitrary files on the underlying OS using encoded traversal sequences.

Frequently asked questions

What is CVE-2025-44177?: A directory traversal vulnerability was discovered in White Star Software Protop version 4.4.2-2024-11-27, specifically in the /pt3upd/ endpoint. An unauthenticated attacker can remotely read arbitrary files on the underlying OS using encoded traversal sequences.
How severe is CVE-2025-44177?: CVE-2025-44177 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity high, and availability none.
Is CVE-2025-44177 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-44177?: CVE-2025-44177 affects Wss Protop. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-44177?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-44177 have an EU (EUVD) identifier?: Yes. CVE-2025-44177 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-20833.
When was CVE-2025-44177 published?: CVE-2025-44177 was published on 2025-07-09 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:wss:protop:4.4.2-2024-11-27:*:*:*:*:*:*:*

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