Security readout for executives and security teams
Plain-English summary
CVE-2026-23730 lets a logged-in attacker use a trusted WeGIA URL to send users to an external site. The main business risk is phishing or social engineering that appears to originate from the organization’s WeGIA system. The issue affects WeGIA versions before 3.6.2 and is fixed in 3.6.2.
Executive priority
Treat as a near-term remediation item, not an emergency. Prioritize faster if WeGIA is internet-facing, handles sensitive users, or is trusted for authentication-related workflows. The fix is available, and reducing phishing leverage is the main business driver.
Technical view
WeGIA before 3.6.2 has a CWE-601 open redirect in /WeGIA/controle/control.php. The vulnerable flow involves the nextPage parameter with metodo=listarTodos and nomeClasse=ProdutoControle. The application did not sufficiently validate or restrict nextPage, enabling redirects to arbitrary external websites. CVSS v4.0 is 4.8, with low attack complexity, low privileges required, and user interaction required.
Likely exposure
Exposure is limited to organizations running WeGIA versions earlier than 3.6.2, especially internet-accessible instances. The CVSS data indicates exploitation requires low privileges and user interaction, so risk depends on whether attackers can obtain or use an account and convince users to follow crafted links.
Exploitation context
The provided sources do not report active exploitation, and the CVE is not listed as KEV. Abuse would most likely support phishing, credential theft, malware delivery, or social engineering by making an external redirect appear to come from a trusted WeGIA domain.
Researcher notes
Evidence is from the CVE record and GitHub advisory materials. The issue is an open redirect, not direct code execution. Do not assume broader WeGIA compromise from this CVE alone. Confirm behavior only in authorized environments and avoid publishing redirect examples that could enable phishing.
Mitigation direction
- Upgrade WeGIA to version 3.6.2 or later.
- Review the GitHub advisory and 3.6.2 release notes.
- If maintaining custom code, restrict redirects to approved internal paths.
- Educate users to treat unexpected WeGIA links cautiously.
Validation and detection
- Inventory WeGIA deployments and confirm installed versions.
- Verify affected systems are upgraded to 3.6.2 or later.
- Confirm external nextPage redirects are rejected after remediation.
- Review access logs for suspicious redirect-related requests.
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-2026-23730 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-6gx4-6gwv-cxc3CVE 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.