Cyber Resilience

CVE-2025-53526

LowPublic PoC

Published: 07 July 2025

Published
07 July 2025
Modified
10 July 2025
KEV Added
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Patch
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CVSS Score v4 2.0 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS Score 0.0021 42.7th percentile
Risk Priority 4 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-53526 is a low-severity Cross-site Scripting (CWE-79) vulnerability in Wegia Wegia. Its CVSS base score is 2.0 (Low).

Operationally, ranked at the 42.7th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

WeGIA is a web manager for charitable institutions. An XSS Injection vulnerability was identified in novo_memorando.php. After the memo was submitted, the vulnerability was confirmed by accessing listar_memorandos_antigos.php. Upon loading this page, the injected script was executed in the browser.…

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This vulnerability is fixed in 3.4.3.

CWE(s)
CWE-79

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

wegia
wegia
≤ 3.4.3

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

CA-8 Penetration Testing
addresses: CWE-79

Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.

SI-10 Information Input Validation
addresses: CWE-79

Validates web inputs to reject script-related content that could produce XSS.

SI-15 Information Output Filtering
addresses: CWE-79

Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.

References