How severe is CVE-2025-59683?

CVE-2025-59683 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 none, and availability high.

Is CVE-2025-59683 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-59683?

CVE-2025-59683 affects Pexip Pexip Infinity. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-59683?

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-2025-59683 have an EU (EUVD) identifier?

Yes. CVE-2025-59683 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-205370.

When was CVE-2025-59683 published?

CVE-2025-59683 was published on 2025-12-25 and last updated on 2026-10-07.

CVE-2025-59683

CVE-2025-59683 is a high-severity vulnerability in Pexip Pexip Infinity 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-863.

Key facts

Severity: High (CVSS 3.x base score 8.2)
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-205370
Weakness: CWE-863
Affected product: Pexip Pexip Infinity
Published: 2025-12-25
Last modified: 2026-10-07

Description

Pexip Infinity 15.0 through 38.0 before 38.1 has Improper Access Control in the Secure Scheduler for Exchange service, when used with Office 365 Legacy Exchange Tokens. This allows a remote attacker to read potentially sensitive data and excessively consume resources, leading to a denial of service.

Frequently asked questions

What is CVE-2025-59683?: Pexip Infinity 15.0 through 38.0 before 38.1 has Improper Access Control in the Secure Scheduler for Exchange service, when used with Office 365 Legacy Exchange Tokens. This allows a remote attacker to read potentially sensitive data and excessively consume resources, leading to a denial of service.
How severe is CVE-2025-59683?: CVE-2025-59683 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 none, and availability high.
Is CVE-2025-59683 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-59683?: CVE-2025-59683 affects Pexip Pexip Infinity. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-59683?: 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-2025-59683 have an EU (EUVD) identifier?: Yes. CVE-2025-59683 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-205370.
When was CVE-2025-59683 published?: CVE-2025-59683 was published on 2025-12-25 and last updated on 2026-10-07.

References

https://docs.pexip.com/admin/security_bulletins.htm

Affected products (1)

cpe:2.3:a:pexip:pexip_infinity:*:*:*:*:*:*:*:*

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