10

CVE-2023-1782: hashicorp nomad Missing Authorization

CVSS: 10.0v3.1CriticalModified
AliasesUBUNTU-CVE-2023-1782GHSA-f8r8-h93m-mj77GO-2023-1707
Published 05-04-2023Last modified 10-02-2025
Open JSON

Vulnerability summary

CVE-2023-1782 is a critical (CVSS 10.0) Missing Authorization vulnerability in hashicorp nomad. EPSS estimates a 0.77% chance of exploitation in the next 30 days, higher than 54.7% 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
0.77%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 05-04-2023
    PublishedVulnerability first disclosed.
  2. 10-02-2025
    Last modifiedVulnerability information updated.

Description

HashiCorp Nomad and Nomad Enterprise versions 1.5.0 up to 1.5.2 allow unauthenticated users to bypass intended ACL authorizations for clusters where mTLS is not enabled. This issue is fixed in version 1.5.3.

CVSS metrics

4 scores · 4 sources · 1 version

EPSS trend

Probability

0.77%

Chance of exploitation in the next 30 days

Percentile

55%

Versus all other CVEs

30-day change

0.00 pp

From 0.77% on 20-09-2026

20-09-202620-10-2026
EPSS score
0.77%

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

Hashicorp2 products
Github.com/hashicorp1 product
  • nomad≥ 1.5.0, < 1.5.3
Ubuntu1 product
  • nomadAll versions (No fix recorded)

3 vendors · 4 products

References

7 links