How severe is CVE-2021-4046?

CVE-2021-4046 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2021-4046 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-4046?

CVE-2021-4046 primarily affects Tcman Gim. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-4046?

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

When was CVE-2021-4046 published?

CVE-2021-4046 was published on 2022-02-11 and last updated on 2026-06-17.

CVE-2021-4046

CVE-2021-4046 is a medium-severity vulnerability in Tcman Gim with a CVSS 3.x base score of 5.4. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
CVSS v2: 3.5
EPSS exploit prediction: 0% (35th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Tcman Gim
Published: 2022-02-11
Last modified: 2026-06-17

Description

The m_txtNom y m_txtCognoms parameters in TCMAN GIM v8.01 allow an attacker to perform persistent XSS attacks. This vulnerability could be used to carry out a number of browser-based attacks including browser hijacking or theft of sensitive data.

Frequently asked questions

What is CVE-2021-4046?: The m_txtNom y m_txtCognoms parameters in TCMAN GIM v8.01 allow an attacker to perform persistent XSS attacks. This vulnerability could be used to carry out a number of browser-based attacks including browser hijacking or theft of sensitive data.
How severe is CVE-2021-4046?: CVE-2021-4046 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2021-4046 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-4046?: CVE-2021-4046 primarily affects Tcman Gim. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-4046?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-4046 published?: CVE-2021-4046 was published on 2022-02-11 and last updated on 2026-06-17.

References

https://www.incibe.es/en/incibe-cert/notices/aviso/tcman-gim-cross-site-scripting-xss

Affected products (2)

cpe:2.3:a:tcman:gim:8.0.1:*:*:*:*:*:*:*
cpe:2.3:a:tcman:gim:8.01:*:*:*:*:*:*:*

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