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CVE-2025-13052: asustor adm Improper Certificate Validation

CVSS: 7.0v4.0HighAnalyzed
Published 12-12-2025Last modified 12-12-2025
Open JSON

Vulnerability summary

CVE-2025-13052 is a high (CVSS 7.0) Improper Certificate Validation vulnerability in asustor adm. EPSS estimates a 0.18% chance of exploitation in the next 30 days, higher than 7% of scored vulnerabilities.

Overall risk
28/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.0/10
010
High · v4.0 (CVE.org)
EPSS score
0.18%
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. 12-12-2025
    PublishedVulnerability first disclosed.
  2. 12-12-2025
    Last modifiedVulnerability information updated.

Description

When the user set the Notification's sender to send emails to the SMTP server via msmtp, an improper validated TLS/SSL certificates allows an attacker who can intercept network traffic between the SMTP client and server to execute a man-in-the-middle (MITM) attack, which may obtain the sensitive information of the SMTP. Affected products and versions include: from ADM 4.1.0 through ADM 4.3.3.RKD2 as well as from ADM 5.0.0 through ADM 5.1.0.RN42.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

0.18%

Chance of exploitation in the next 30 days

Percentile

7%

Versus all other CVEs

30-day change

0.00 pp

From 0.18% on 19-09-2026

19-09-202619-10-2026
EPSS score
0.18%

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

Asustor2 products
  • adm≥ 4.1.0, ≤ 4.3.3.RKD2 | ≥ 5.0.0, ≤ 5.1.0.RN42
  • data_master≥ 4.1.0.RHU2, < 4.3.3.ROF1 | ≥ 5.0.0.ra82, < 5.1.1.RCI1

1 vendor · 2 products

References

1 links