What is CVE-2021-27654?

CVE-2021-27654 is a high-severity vulnerability in Pega Infinity, classified under Weak Password Recovery Mechanism for Forgotten Password. CVSS score: 7.8/10. Published 2022-01-28.

How severe is CVE-2021-27654?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Pega Infinity

CVE-2021-27654

Forgotten password reset functionality for local accounts can be used to bypass local authentication checks.

Published 2022-01-28 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.006 (47.8th percentile), scored 2026-10-20.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 47.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Pega Infinity
Pegasystems Pega Infinity — versions 8.2.1, unspecified

Weakness classification (CWE)

CWE-640 — Weak Password Recovery Mechanism for Forgotten Password

References

collaborate.pega.com/discussion/pega-security-advisory-c21 (Vendor Advisory)

Frequently asked questions

What is CVE-2021-27654?: CVE-2021-27654 is a high-severity vulnerability in Pega Infinity, classified under Weak Password Recovery Mechanism for Forgotten Password. CVSS score: 7.8/10. Published 2022-01-28.
How severe is CVE-2021-27654?: High severity. CVSS v3 base score is 7.8 out of 10.