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CVE Record

CVE-2020-10793: CodeIgniter through 4.0.0 allows remote attackers to gain privileges via a modified Email ID to the "Select...

CodeIgniter through 4.0.0 allows remote attackers to gain privileges via a modified Email ID to the "Select Role of the User" page. NOTE: A contributor to the CodeIgniter framework argues that the issue should not be attributed to CodeIgniter. Furthermore, the blog post reference shows an unknown website built with the CodeIgniter framework but that CodeIgniter is not responsible for introducing this issue because the framework has never provided a login screen, nor any kind of login or user management facilities beyond a Session library. Also, another reporter indicates the issue is with a custom module/plugin to CodeIgniter, not CodeIgniter itself.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysisunknown

Security readout for executives and security teams

Plain-English summary

This CVE describes account takeover or privilege gain in a CodeIgniter-based site by changing an email identifier on a user-role selection page. The sources explicitly dispute attribution to CodeIgniter itself, noting the framework did not ship login or role-management screens. Treat this as a custom application or plugin exposure, not a blanket CodeIgniter core flaw.

Executive priority

Prioritize investigation if your organization runs CodeIgniter applications with custom admin or role-management flows. This is not supported as a broad CodeIgniter-core emergency, but exposed custom account-management bugs can carry high business impact.

Technical view

The reported weakness involves improper authorization or trust of a modified email identifier during role selection. Public CVE notes say affected product and versions are effectively unspecified, despite naming CodeIgniter through 4.0.0. The CodeIgniter authentication documentation supports that authentication is extensibility guidance, not a bundled user-management subsystem.

Likely exposure

Exposure is likely limited to CodeIgniter applications using the same vulnerable custom role-selection, authentication, or user-management module. The bundle does not identify a core CodeIgniter component, CPE, patch, CVSS score, or confirmed affected vendor package.

Exploitation context

The source bundle cites a public blog describing account takeover via modifying an email ID. There is no KEV listing and no cited evidence of active exploitation at scale. The CVE record includes unusually strong caveats that the issue may belong to a custom module or website implementation.

Researcher notes

Attribution and scope are disputed in the CVE text. Avoid treating all CodeIgniter through 4.0.0 deployments as vulnerable without application-level evidence. The most useful research path is mapping the reported workflow to custom code, plugins, or deployed routes.

Mitigation direction

  • Inventory CodeIgniter apps with custom login, role selection, or user-management features.
  • Check the application or plugin vendor for specific security guidance or patches.
  • Enforce server-side authorization for every role-change or account-management action.
  • Avoid trusting user-supplied email identifiers for privilege decisions.
  • Review logs for unexpected role changes or account takeover indicators.

Validation and detection

  • Confirm whether any deployed app has a "Select Role of the User" workflow.
  • Review role-change handlers for server-side ownership and authorization checks.
  • Verify email identifiers cannot select or modify another user account.
  • Check whether the vulnerable behavior came from a custom module or plugin.
  • Document affected routes, owners, and remediation status.
Prepared
Confidence
medium
Sources
4

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

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CVE-2020-10793 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

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.

0CVSS vectors
0Timeline events
0ADP providers
3Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.