Security readout for executives and security teams
Plain-English summary
CVE-2021-41421 is a reported PHP code injection issue in MaianAffiliate v1.0. An authenticated attacker with access to the MaianAffiliate admin panel could gain remote code execution. Business urgency depends on whether this legacy affiliate software is present and whether admin access is exposed or weakly controlled.
Executive priority
Prioritize identification and containment if MaianAffiliate v1.0 is present. The potential impact is serious because RCE can compromise the hosting environment, but urgency is moderated by the authenticated-admin prerequisite and missing evidence of active exploitation.
Technical view
The CVE description identifies authenticated PHP code injection through the MaianAffiliate admin panel, leading to RCE in MaianAffiliate v1.0. The bundle provides no CVSS score, CWE, vendor patch details, or confirmed affected CPEs. KEV status is false, so active exploitation is not established by the supplied sources.
Likely exposure
Exposure is likely limited to organizations running MaianAffiliate v1.0, especially where the admin panel is internet-accessible or reachable by many internal users. The source bundle does not identify other affected versions or products.
Exploitation context
Exploitation requires authenticated access to the MaianAffiliate admin panel. A public GitHub reference exists, but the provided bundle does not establish exploitation in the wild. The CVE is not listed as KEV in the supplied data.
Researcher notes
The useful facts are narrow: MaianAffiliate v1.0, authenticated admin-panel PHP code injection, RCE impact. No CVSS, CWE, CPE, patch metadata, or KEV evidence is present in the bundle. Avoid expanding affected scope beyond v1.0 without vendor confirmation.
Mitigation direction
- Confirm whether MaianAffiliate v1.0 is deployed anywhere.
- Check MaianAffiliate vendor guidance for fixed versions or recommended actions.
- Restrict admin panel access to trusted networks and administrators.
- Review and reduce admin accounts to required users only.
- Monitor web and admin activity for unexpected PHP changes or execution.
Validation and detection
- Inventory web applications for MaianAffiliate installations.
- Verify deployed MaianAffiliate versions against v1.0 exposure.
- Confirm whether admin panels are internet-accessible.
- Review admin account lists, recent logins, and privilege changes.
- Check logs for suspicious admin-side configuration or file changes.
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.
Execution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2021-41421 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
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
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 and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://www.maianaffiliate.com/CVE reference · x_refsource_MISC
- https://github.com/mari0x00/MaianAffiliate-Code-execution-and-XSS/blob/main/README.mdCVE 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.