How many CVEs does ChangingTec have?

ChangingTec has 24 published CVE records since 2020, including 2 in the last two years.

How many ChangingTec CVEs are in CISA KEV?

None of ChangingTec's CVEs are currently listed in CISA's Known Exploited Vulnerabilities catalog.

Which ChangingTec products have the most CVEs?

The ChangingTec products with the most published CVEs are ServiSign, rava certificate validation system, tcb servisign, MegaServiSignAdapter, idexpert.

What are the most common weakness types in ChangingTec CVEs?

ChangingTec's CVEs most often map to these CWE weakness types: CWE-22 (Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')), CWE-78 (Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')), CWE-20 (Improper Input Validation), CWE-494 (Download of Code Without Integrity Check).

Are there public exploits for ChangingTec vulnerabilities?

No ChangingTec CVEs currently have a tracked public exploit in this dataset.

How many critical ChangingTec vulnerabilities are there?

ChangingTec has 4 critical and 13 high-severity CVEs.

What is the average severity of ChangingTec CVEs?

The average CVSS base score across ChangingTec's scored CVEs is 7.6.

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24 CVEs

ChangingTec Vulnerabilities

Name: ChangingTec vulnerability dataset (CVEs)
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

CVE security advisories and vulnerability history for ChangingTec.

24

Total CVEs

Published

0

In CISA KEV

Exploited in the wild

0

Public exploits

PoC or exploit code

7.6

Avg CVSS

2020–2026

Overview

ChangingTec has 24 published CVE records since 2020, of which 0 are in CISA's Known Exploited Vulnerabilities catalog and 0 have a known public exploit. The average CVSS base score across scored CVEs is 7.6.

This page aggregates every publicly disclosed vulnerability (CVE) affecting ChangingTec products, with severity breakdowns, the most-affected products, the most common weakness types, and the latest disclosures.

Security scorecard

A quick read on ChangingTec's vulnerability posture, as a share of its 24 published CVEs.

Average CVSS: 7.6
Critical / high: 71%
Actively exploited (KEV): 0%
Public exploit available: 0%
Patch available: 88%

Severity and exploitation

How the CVSS severity of ChangingTec's CVEs breaks down, plus how many are exploited in the wild or have public exploit code.

Critical4

High13

Medium7

Low0

In CISA’s Known Exploited Vulnerabilities catalog

0

None of ChangingTec's CVEs are currently listed in CISA's KEV catalog.

Public exploits

0

No ChangingTec CVEs currently have a tracked public exploit.

Most affected products

The ChangingTec products with the most published CVEs. Follow any product to browse its versions and vulnerabilities.

Common weakness types

The CWE weakness categories most often found in ChangingTec CVEs. Follow any weakness for its full explanation.

CNAs that assign these CVEs

The CVE Numbering Authorities that publish ChangingTec CVE records.

twcert24 CVEs

Disclosure activity by year

How many ChangingTec CVEs were published each year.

2020

3

2021

1

2022

4

2023

7

2024

7

2026

2

Latest ChangingTec CVEs

The most recently disclosed vulnerabilities affecting ChangingTec.

Changing｜IDExpert Windows Logon Agent - Remote Code Execution
CWE-494
Critical · CVSS 9.3
EPSS 0.5%2026-03-02
Changing｜IDExpert Windows Logon Agent - Remote Code Execution
CWE-494
Critical · CVSS 9.3
EPSS 0.5%2026-03-02
High vulnerability · 2024-11-01
CWE-78
High · CVSS 7.2
EPSS 0.6%2024-11-01
Medium vulnerability · 2024-08-02
CWE-121
Medium · CVSS 4.3
EPSS 0.5%2024-08-02
Medium vulnerability · 2024-08-02
CWE-121
Medium · CVSS 4.3
EPSS 0.5%2024-08-02
High vulnerability · 2024-08-02
CWE-20
High · CVSS 8.8
EPSS 0.6%2024-08-02
CHANGING Information Technology TCBServiSign Windows Version - Improper Input Validation
CWE-20
High · CVSS 8.8
EPSS 0.6%2024-08-02
Medium vulnerability · 2024-08-02
CWE-326
Medium · CVSS 6.5
EPSS 0.2%2024-08-02
High vulnerability · 2024-07-01
CWE-434
High · CVSS 7.2
EPSS 0.6%2024-07-01
Medium vulnerability · 2023-04-27
CWE-22
Medium · CVSS 4.9
EPSS 0.9%2023-04-27
Critical vulnerability · 2023-01-31
CWE-20
Critical · CVSS 9.8
EPSS 0.9%2023-01-31
Medium vulnerability · 2023-01-31
CWE-125
Medium · CVSS 6.5
EPSS 0.7%2023-01-31

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Frequently asked questions

Common questions about ChangingTec vulnerabilities.

How many CVEs does ChangingTec have?: ChangingTec has 24 published CVE records since 2020, including 2 in the last two years.
How many ChangingTec CVEs are in CISA KEV?: None of ChangingTec's CVEs are currently listed in CISA's Known Exploited Vulnerabilities catalog.
Which ChangingTec products have the most CVEs?: The ChangingTec products with the most published CVEs are ServiSign, rava certificate validation system, tcb servisign, MegaServiSignAdapter, idexpert.
What are the most common weakness types in ChangingTec CVEs?: ChangingTec's CVEs most often map to these CWE weakness types: CWE-22 (Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')), CWE-78 (Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')), CWE-20 (Improper Input Validation), CWE-494 (Download of Code Without Integrity Check).
Are there public exploits for ChangingTec vulnerabilities?: No ChangingTec CVEs currently have a tracked public exploit in this dataset.
How many critical ChangingTec vulnerabilities are there?: ChangingTec has 4 critical and 13 high-severity CVEs.
What is the average severity of ChangingTec CVEs?: The average CVSS base score across ChangingTec's scored CVEs is 7.6.

References

Vulnerability data is sourced from the CVE Program; severity, KEV, and exploit signals are aggregated by RadicalNotion.AI.

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