Security readout for executives and security teams
Plain-English summary
CVE-2023-48753 affects the WordPress Restricted Site Access plugin through 7.4.1. An unauthenticated remote attacker may bypass IP-based restrictions by spoofing, potentially reaching functionality or content the site intended to restrict. The cited data shows medium severity, not confirmed active exploitation.
Executive priority
Treat as a moderate-priority WordPress exposure review. It is not listed as known exploited in the supplied sources, but it can undermine site access restrictions without credentials.
Technical view
The issue is CWE-290 authentication bypass by spoofing in 10up Restricted Site Access. CVSS 3.1 is 5.3: network reachable, low complexity, no privileges, no user interaction, unchanged scope, no confidentiality impact, low integrity impact, and no availability impact.
Likely exposure
Exposure is limited to WordPress sites using Restricted Site Access through version 7.4.1, especially where IP restriction is the main access-control layer for public routes or protected functionality.
Exploitation context
The source bundle does not cite active exploitation, and CISA KEV status is false. The vulnerability is still remotely reachable without authentication, so internet-facing WordPress sites using affected versions warrant review.
Researcher notes
Evidence is limited to the CVE metadata and Patchstack entry. Do not assume a specific fixed version, exploit availability, or operational workaround unless confirmed by vendor or trusted advisory updates.
Mitigation direction
- Inventory WordPress sites for Restricted Site Access and record installed versions.
- Check 10up, WordPress, and Patchstack guidance for a fixed or recommended version.
- Prioritize remediation where IP restrictions protect sensitive workflows or unpublished content.
- Use independent access controls for sensitive areas until vendor guidance is applied.
Validation and detection
- Confirm whether Restricted Site Access is installed and at version 7.4.1 or earlier.
- Identify routes or functionality protected only by plugin IP restrictions.
- Review access logs for unexpected requests to restricted pages or administrative workflows.
- Document compensating controls and remediation status for each affected site.
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-290: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. 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-2023-48753 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
- 5.3 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A: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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N3.91.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
5.3MediumVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Source materials
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.
Authentication Bypass by Spoofing
Authentication Bypass by Spoofing represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.