How severe is CVE-2026-103101?

CVE-2026-103101 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2026-103101 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-103101?

CVE-2026-103101 affects Pexip Pexip Infinity. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-103101?

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.

When was CVE-2026-103101 published?

CVE-2026-103101 was published on 2026-09-30 and last updated on 2026-10-05.

CVE-2026-103101

CVE-2026-103101 is a high-severity vulnerability in Pexip Pexip Infinity with a CVSS 3.x base score of 8.6. 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-770.

Key facts

Severity: High (CVSS 3.x base score 8.6)
EPSS exploit prediction: 0% (17th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-770
Affected product: Pexip Pexip Infinity
Published: 2026-09-30
Last modified: 2026-10-05

Description

Pexip Infinity 30.0 through 40.x before 41.0 is affected by improper input validation in the web server that allows a malicious attacker to render a Pexip Infinity node inaccessible.

Frequently asked questions

What is CVE-2026-103101?: Pexip Infinity 30.0 through 40.x before 41.0 is affected by improper input validation in the web server that allows a malicious attacker to render a Pexip Infinity node inaccessible.
How severe is CVE-2026-103101?: CVE-2026-103101 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2026-103101 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-103101?: CVE-2026-103101 affects Pexip Pexip Infinity. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-103101?: 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.
When was CVE-2026-103101 published?: CVE-2026-103101 was published on 2026-09-30 and last updated on 2026-10-05.

References

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

Affected products (1)

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

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