How severe is CVE-2025-40668?

CVE-2025-40668 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2025-40668 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-40668?

CVE-2025-40668 affects Tcman Gim. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-40668?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-40668 have an EU (EUVD) identifier?

Yes. CVE-2025-40668 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-17458.

When was CVE-2025-40668 published?

CVE-2025-40668 was published on 2025-06-09 and last updated on 2026-06-17.

CVE-2025-40668

CVE-2025-40668 is a medium-severity vulnerability in Tcman Gim with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-863.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v4: 7.1
EPSS exploit prediction: 0% (14th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-17458
Weakness: CWE-863
Affected product: Tcman Gim
Published: 2025-06-09
Last modified: 2026-06-17

Description

Incorrect authorization vulnerability in TCMAN's GIM v11. This vulnerability allows an attacker, with low privilege level, to change the password of other users through a POST request using the parameters idUser, PasswordActual, PasswordNew and PasswordNewRepeat in /PC/WebService.aspx/validateChangePassword%C3%B1a. To exploit the vulnerability the PasswordActual parameter must be empty.

Frequently asked questions

What is CVE-2025-40668?: Incorrect authorization vulnerability in TCMAN's GIM v11. This vulnerability allows an attacker, with low privilege level, to change the password of other users through a POST request using the parameters idUser, PasswordActual, PasswordNew and PasswordNewRepeat in /PC/WebService.aspx/validateChangePassword%C3%B1a. To exploit the vulnerability the PasswordActual parameter must be empty.
How severe is CVE-2025-40668?: CVE-2025-40668 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2025-40668 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-40668?: CVE-2025-40668 affects Tcman Gim. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-40668?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-40668 have an EU (EUVD) identifier?: Yes. CVE-2025-40668 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-17458.
When was CVE-2025-40668 published?: CVE-2025-40668 was published on 2025-06-09 and last updated on 2026-06-17.

References

https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-tcman-gim-1

Affected products (1)

cpe:2.3:a:tcman:gim:11.0:*:*:*:*:*:*:*

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