Security readout for executives and security teams
Plain-English summary
A logged-in WordPress user with author-level access or higher could store cross-site scripting content through Image Slider by NextCode 1.1.2 or earlier. The impact is limited but real: a victim’s browser could run attacker-controlled script when interacting with affected content.
Executive priority
Treat this as a moderate-priority WordPress hygiene issue. It is less urgent than unauthenticated remote code execution, but should be addressed where contributor accounts exist or WordPress supports public-facing business operations.
Technical view
CVE-2022-29438 is an authenticated persistent XSS issue, CWE-79, in the WordPress Image Slider by NextCode plugin <= 1.1.2. CVSS 3.1 is 4.8: network reachable, low complexity, high privileges required, user interaction required, changed scope, low confidentiality and integrity impact.
Likely exposure
Exposure is limited to WordPress sites using Image Slider by NextCode, also listed as baslider, at version 1.1.2 or earlier. Risk increases where author or higher roles are broadly assigned to contributors, contractors, or shared accounts.
Exploitation context
The supplied sources do not show CISA KEV listing or active exploitation evidence. Exploitation requires an authenticated author-or-higher account and user interaction, so this is not an unauthenticated mass-exploitation issue based on the provided evidence.
Researcher notes
Evidence is limited to the CVE metadata, WordPress plugin reference, and Patchstack reference. The bundle identifies affected versions but does not provide exploit details, confirmed exploitation, or a named fixed version. Avoid assuming a patch until vendor guidance is checked.
Mitigation direction
- Inventory WordPress sites for the Image Slider by NextCode or baslider plugin.
- Check vendor, WordPress plugin, or Patchstack guidance for a fixed version.
- Upgrade the plugin if a fixed release is available from trusted sources.
- Restrict author-or-higher accounts to users with a current business need.
- Review existing slider content for unexpected script-like content or suspicious edits.
Validation and detection
- Confirm whether each WordPress site has the baslider plugin installed.
- Record installed plugin versions and flag versions 1.1.2 or earlier.
- Review WordPress roles for unnecessary author, editor, or admin permissions.
- Check plugin changelog or vendor advisories before declaring remediation complete.
- Monitor WordPress audit logs for unusual slider or content modifications.
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-2022-29438 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 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:H/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:H/UI:R/S:C/C:L/I:L/A:N1.72.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
4.8MediumVector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://wordpress.org/plugins/baslider/CVE reference · x_refsource_CONFIRM
- https://patchstack.com/database/vulnerability/baslider/wordpress-image-slider-by-nextcode-plugin-1-1-2-authenticated-persistent-cross-site-scripting-xss-vulnerabilityCVE reference · x_refsource_CONFIRM
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.