What is CVE-2021-29655?

CVE-2021-29655 is a critical-severity vulnerability in Pexip Infinity Connect, classified under Insufficient Verification of Data Authenticity. CVSS score: 9.8/10. Published 2022-02-18.

How severe is CVE-2021-29655?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Pexip Infinity Connect

CVE-2021-29655

Pexip Infinity Connect before 1.8.0 omits certain provisioning authenticity checks. Thus, untrusted code may execute.

Published 2022-02-18 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.005 (43.0th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 43.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Pexip Infinity Connect

Weakness classification (CWE)

CWE-345 — Insufficient Verification of Data Authenticity

References

docs.pexip.com/admin/security_bulletins.htm (Vendor Advisory)

Frequently asked questions

What is CVE-2021-29655?: CVE-2021-29655 is a critical-severity vulnerability in Pexip Infinity Connect, classified under Insufficient Verification of Data Authenticity. CVSS score: 9.8/10. Published 2022-02-18.
How severe is CVE-2021-29655?: Critical severity. CVSS v3 base score is 9.8 out of 10.