8.8

CVE-2023-20855: vmware vrealize_automation

CVSS: 8.8v3.1HighModified
Published 21-02-2023Last modified 17-03-2025
Open JSON

Vulnerability summary

CVE-2023-20855 is a high (CVSS 8.8) vulnerability in vmware vrealize_automation. EPSS estimates a 1.26% chance of exploitation in the next 30 days, higher than 69.2% of scored vulnerabilities.

Overall risk
35/100
0100
Medium · default modelHow is this calculated?
CVSS score
8.8/10
010
High · v3.1 (CVE.org)
EPSS score
1.26%
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. 21-02-2023
    PublishedVulnerability first disclosed.
  2. 17-03-2025
    Last modifiedVulnerability information updated.

Description

VMware vRealize Orchestrator contains an XML External Entity (XXE) vulnerability. A malicious actor, with non-administrative access to vRealize Orchestrator, may be able to use specially crafted input to bypass XML parsing restrictions leading to access to sensitive information or possible escalation of privileges.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

1.26%

Chance of exploitation in the next 30 days

Percentile

69%

Versus all other CVEs

30-day change

0.00 pp

From 1.26% on 18-09-2026

18-09-202618-10-2026
EPSS score
1.26%

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

Vmware2 products

1 vendor · 2 products

References

1 links