CVE-2026-45025 — Cross-Site Scripting (XSS)

CVE-2026-45025 — Cross-Site Scripting (XSS)

CVE-2026-45025 — WeGIA is a web manager for charitable institutions. In versions prior to 3.7.3, a Stored Cross-Site Scripting (XSS) vulnerability allows an authenticated user to inject malicious JavaScript into the "Etapas de um Processo" (html/atendido/etapa_processo.php) page, which is executed w

What This Means For You

  • If your environment is affected by CWE-79, review your exposure and prioritize patching based on your environment. Monitor vendor advisories for CVE-2026-45025 updates and patches.

Related ATT&CK Techniques

🛡️ Detection Rules

3 rules · 6 SIEM formats

3 detection rules auto-generated for this incident, mapped to MITRE ATT&CK. Sigma YAML is free — export to any SIEM format via the Intel Bot.

high T1190 Initial Access

CVE-2026-45025 - Stored XSS in WeGIA Etapas de um Processo Page

Sigma YAML — free preview
title: CVE-2026-45025 - Stored XSS in WeGIA Etapas de um Processo Page
id: scw-2026-05-11-ai-1
status: experimental
level: high
description: |
  Detects attempts to exploit CVE-2026-45025 by identifying requests to the vulnerable 'etapa_processo.php' page containing JavaScript injection patterns. This indicates a potential Stored Cross-Site Scripting attack aiming for session hijacking or account takeover.
author: SCW Feed Engine (AI-generated)
date: 2026-05-11
references:
  - https://shimiscyberworld.com/posts/nvd-CVE-2026-45025/
tags:
  - attack.initial_access
  - attack.t1190
logsource:
    category: webserver
detection:
  selection:
      uri|contains:
          - '/html/atendido/etapa_processo.php'
      cs-uri-query|contains:
          - '<script>'
      sc-status|exact: 200
  condition: selection
falsepositives:
  - Legitimate administrative activity

Source: Shimi's Cyber World · License & reuse

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Indicators of Compromise

IDTypeIndicator
CVE-2026-45025 vulnerability CVE-2026-45025
CWE-79 weakness CWE-79
Source & Attribution
Source PlatformNVD
ChannelNational Vulnerability Database
PublishedMay 11, 2026 at 23:25 UTC

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