How severe is CVE-2020-19202?

CVE-2020-19202 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-2020-19202 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-19202?

CVE-2020-19202 affects Ipfire. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-19202?

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

When was CVE-2020-19202 published?

CVE-2020-19202 was published on 2021-06-17 and last updated on 2026-06-17.

CVE-2020-19202

CVE-2020-19202 is a medium-severity vulnerability in Ipfire 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: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Ipfire
Published: 2021-06-17
Last modified: 2026-06-17

Description

An authenticated Stored XSS (Cross-site Scripting) exists in the "captive.cgi" Captive Portal via the "Title of Login Page" text box or "TITLE" parameter in IPFire 2.21 (x86_64) - Core Update 130. It allows an authenticated WebGUI user with privileges to execute Stored Cross-site Scripting in the Captive Portal page.

Frequently asked questions

What is CVE-2020-19202?: An authenticated Stored XSS (Cross-site Scripting) exists in the "captive.cgi" Captive Portal via the "Title of Login Page" text box or "TITLE" parameter in IPFire 2.21 (x86_64) - Core Update 130. It allows an authenticated WebGUI user with privileges to execute Stored Cross-site Scripting in the Captive Portal page.
How severe is CVE-2020-19202?: CVE-2020-19202 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-2020-19202 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-19202?: CVE-2020-19202 affects Ipfire. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-19202?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-19202 published?: CVE-2020-19202 was published on 2021-06-17 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ipfire:ipfire:2.21:core_update130:*:*:*:*:*:*

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