10

CVE-2026-80462: progress software chef automate

CVSS: 10.0v3.1CriticalDeferred
Published 11-09-2026Last modified 18-09-2026
Open JSON

Vulnerability summary

CVE-2026-80462 is a critical (CVSS 10.0) vulnerability in progress software chef automate. EPSS estimates a 2.01% chance of exploitation in the next 30 days, higher than 80.6% of scored vulnerabilities.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
10.0/10
010
Critical · v3.1 (CVE.org)
EPSS score
2.01%
0%100%
Low · +1.70 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 11-09-2026
    PublishedVulnerability first disclosed.
  2. 18-09-2026
    Last modifiedVulnerability information updated.

Description

A vulnerability in the Chef Automate API gateway and identity validation path may allow an unauthenticated actor to gain elevated access to protected Chef Automate functionality under specific conditions.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

2.01%

Chance of exploitation in the next 30 days

Percentile

81%

Versus all other CVEs

30-day change

+1.70 pp

From 0.30% on 21-09-2026

21-09-202621-10-2026
EPSS score
2.01%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Progress software1 product

1 vendor · 1 product

References

1 links