Is CVE-2025-27420 in the CISA KEV catalog?

No. CVE-2025-27420 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-27420?

CVE-2025-27420 has a CVSS v3 base score of 5.4 (MEDIUM).

What is the EPSS score for CVE-2025-27420?

CVE-2025-27420 has an EPSS score of 0.26% (17th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2025-27420?

Upgrade wegia to 3.2.16 or later.

CVE & CISA-KEV Catalog

CVE-2025-27420

MEDIUM

5.4

CVSS v3

NVD

Description

WeGIA is an open source Web Manager for Institutions with a focus on Portuguese language users. A Stored Cross-Site Scripting (XSS) vulnerability was identified in the atendido_parentesco_adicionar.php endpoint of the WeGIA application. This vulnerability allows attackers to inject malicious scripts into the descricao parameter. The injected scripts are stored on the server and executed automatically whenever the affected page is accessed by users, posing a significant security risk. This vulnerability fix in 3.2.16.

CWE-79Cross-Site Scripting (XSS)

How to fix

Remediation Available

wegiaNVD

Affected:< 3.2.16Fixed in:3.2.16CVE-2025-27420derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionRequired

ScopeChanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Exploit Intelligence

0.26%probability of exploitation in 30 days

17thpercentile

Low risk: more likely to be exploited than 17% of all known CVEs.

References

Patch1

github.com

Exploit1

github.com

Related Vulnerabilities

Other CWE-79 (Cross-Site Scripting (XSS)) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2020-11022	Medium	6.9	99%	-	Fix
CVE-2019-3929	Critical	9.8	99%	KEV	Fix
CVE-2020-9496	Medium	6.1	99%	-	-
CVE-2023-28341	Medium	6.1	99%	-	Fix
CVE-2018-12998	Medium	6.1	98%	-	-
CVE-2025-4123	High	7.6	98%	-	Fix

Embed a live status badge for CVE-2025-27420

Markdown

[![CVE-2025-27420](https://tridentstack.com/cve/badge/CVE-2025-27420.svg)](https://tridentstack.com/cve/CVE-2025-27420)

HTML

<a href="https://tridentstack.com/cve/CVE-2025-27420"><img src="https://tridentstack.com/cve/badge/CVE-2025-27420.svg" alt="CVE-2025-27420"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-04-10.