CVE-2025-59683: pexip infinity Auth Bypass — Fix

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.

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CVSS v3.1 Score

8.2

HIGH

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

Weakness Type (CWE)

CWE-863 Incorrect Authorization

Affected Products

Vendor	Product	Versions
pexip	pexip_infinity	15 — 38.1

References

Advisories & Patches

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

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. It has a CVSS v3.1 base score of 8.2 (HIGH).

How severe is CVE-2025-59683? +

CVE-2025-59683 has a CVSS v3.1 score of 8.2 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-59683? +

CVE-2025-59683 affects products from pexip, specifically: pexip_infinity. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-59683? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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