Security readout for executives and security teams
Plain-English summary
WeGIA before 3.6.2 can be used to send users from a trusted WeGIA URL to an attacker-chosen external site. This does not directly compromise the server, but it can support phishing, credential theft, or malware lures against staff, donors, or beneficiaries who trust the institution’s domain.
Executive priority
Treat as a near-term remediation item for public-facing WeGIA sites. The business risk is brand trust abuse and phishing enablement, not direct infrastructure compromise. Upgrade to 3.6.2 should be prioritized where WeGIA handles users, donors, credentials, or public interactions.
Technical view
CVE-2026-23726 is a CWE-601 open redirect in /WeGIA/controle/control.php. The issue involves the nextPage parameter with metodo=listarTodos and nomeClasse=TipoEntradaControle. Sources state WeGIA failed to validate or restrict nextPage, allowing arbitrary external redirects. Affected versions are prior to 3.6.2, and the vendor advisory says 3.6.2 fixes it.
Likely exposure
Exposure is limited to organizations running WeGIA versions earlier than 3.6.2, especially internet-accessible deployments. Attackers would need a user to interact with a crafted link. The CVSS vector indicates low attack complexity, network reachability, low privileges, and user interaction required.
Exploitation context
The provided sources do not report active exploitation, and the CVE is not marked as CISA KEV. Practical abuse would likely involve social engineering where a trusted WeGIA link redirects a user to a malicious external destination. This can increase phishing credibility but is not evidence of server takeover.
Researcher notes
Evidence is concise and vendor-backed. The affected component, parameter, and fixed version are identified. No public exploitation status is provided in the source bundle. Avoid assuming other endpoints or versions are affected unless confirmed by vendor guidance or additional research.
Mitigation direction
- Upgrade WeGIA to version 3.6.2 or later.
- Review the vendor advisory and release notes before deployment.
- Restrict redirect destinations to approved internal paths or trusted domains.
- Educate users to verify final destination URLs after clicking links.
- Monitor for suspicious WeGIA URLs shared in email or messaging channels.
Validation and detection
- Inventory WeGIA installations and confirm running versions.
- Flag any WeGIA instance below 3.6.2 for remediation.
- Review application code or configuration for nextPage allowlist validation.
- Test in a controlled environment that external redirects are blocked.
- Check logs for unusual control.php requests involving nextPage.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-601: User-session and phishing behavior lookup
Client-side and session-facing weaknesses should be reviewed alongside initial-access and user-execution behaviors. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCredential and access behavior lookup
The CVE wording references authentication or credential exposure, so valid-account and credential-access review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2026-23726 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 4.8 (4.0)
- Known Exploited
- No
- Published
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N——Primary CVE scoreVulnerability scoring details
Base CVSS 4.0 score
4.8MediumVector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/LabRedesCefetRJ/WeGIA/security/advisories/GHSA-h7qx-j7g3-7fx3CVE reference · x_refsource_CONFIRM
- https://github.com/LabRedesCefetRJ/WeGIA/pull/1333CVE reference · x_refsource_MISC
- https://github.com/LabRedesCefetRJ/WeGIA/releases/tag/3.6.2CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
URL Redirection to Untrusted Site ('Open Redirect')
URL Redirection to Untrusted Site ('Open Redirect') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.