Security readout for executives and security teams
Plain-English summary
CVE-2023-0282 is a stored cross-site scripting issue in the YourChannel WordPress plugin before 1.2.2. A logged-in user with Subscriber-level access could save unsafe script content that later runs for another user. Business impact is account/session compromise risk within affected WordPress sites, not server takeover by itself.
Executive priority
Prioritize remediation for public WordPress sites with user registration or many Subscriber accounts. The vulnerability is medium severity, but stored XSS can support credential theft, admin targeting, or content manipulation if a privileged user views malicious stored content.
Technical view
The plugin fails to sanitize and escape some parameters, allowing Subscriber+ users to perform stored XSS. CVSS 3.1 is 5.4: network-accessible, low complexity, low privilege required, user interaction required, changed scope, low confidentiality and integrity impact, no availability impact.
Likely exposure
Exposure is limited to WordPress sites using YourChannel versions before 1.2.2, especially where untrusted users can obtain Subscriber accounts. Sites without the plugin, or on unaffected versions, are not indicated as exposed by the provided sources.
Exploitation context
The source bundle lists a WPScan reference tagged as exploit, but provides no active exploitation evidence. The CVE is not listed as KEV. Treat this as a publicly documented vulnerability requiring normal patch prioritization, not confirmed in-the-wild exploitation.
Researcher notes
Evidence identifies insufficient sanitization and escaping of some parameters in YourChannel before 1.2.2. The bundle does not identify exact vulnerable parameters, patch diff, affected CPEs, or confirmed exploitation. Validate with version checks and source-backed advisories rather than assuming broader product impact.
Mitigation direction
- Update YourChannel to version 1.2.2 or later where available.
- If update is not possible, disable the plugin until vendor guidance is confirmed.
- Restrict untrusted Subscriber registrations on affected WordPress sites.
- Review vendor and WPScan guidance for any newer fixed release details.
Validation and detection
- Inventory WordPress sites for the YourChannel plugin and installed version.
- Confirm whether any site runs a version before 1.2.2.
- Check whether public or untrusted users can obtain Subscriber access.
- Review affected site content for suspicious stored script-like input.
- Verify the plugin is updated or disabled after remediation.
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-79: 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 lookupCVE-2023-0282 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
- 5.4 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/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:L/UI:R/S:C/C:L/I:L/A:N2.32.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
5.4MediumVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://wpscan.com/vulnerability/93693d45-5217-4571-bae5-aab8878cfe62CVE reference · exploit, vdb-entry
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.
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.