Security readout for executives and security teams
Plain-English summary
This issue affects the WordPress Oi Yandex.Maps plugin through version 3.2.7. An authenticated user could store malicious script content that runs when another user views it. The main business risk is account misuse, content tampering, or session exposure inside affected WordPress sites.
Executive priority
Treat as a moderate-priority WordPress hygiene issue. It is not reported as actively exploited in the provided evidence, but stored XSS can affect administrator sessions and site integrity, so remediate during the next planned security maintenance window or sooner on sensitive sites.
Technical view
CVE-2023-22721 is an authenticated stored XSS vulnerability in oi-yamaps, mapped to CWE-79. The published CVSS 3.1 score is 6.5 with PR:L and UI:R, meaning low privileges are needed and a victim interaction/view is required. Scope is changed, with low confidentiality, integrity, and availability impact.
Likely exposure
Exposure is limited to WordPress deployments using Oi Yandex.Maps for WordPress version 3.2.7 or earlier. The provided sources do not identify affected configurations beyond the plugin and version boundary.
Exploitation context
The source bundle does not show CISA KEV listing or cited evidence of active exploitation. Risk still matters because stored XSS can persist in site content or settings and execute later for other users, including administrators.
Researcher notes
The public bundle gives a concise vulnerability classification but not detailed sink, capability, nonce, or parameter information. Avoid assuming exploit mechanics. Validation should focus on asset inventory, plugin version confirmation, privilege review, and whether the vendor or Patchstack identifies a patched version.
Mitigation direction
- Inventory WordPress sites for the oi-yamaps plugin and version.
- Check vendor or Patchstack guidance for a fixed release or official mitigation.
- Update only to a vendor-supported patched version when available.
- Restrict plugin administration to trusted accounts until remediation is complete.
- Remove or disable the plugin where it is not business-required.
Validation and detection
- Confirm whether oi-yamaps is installed on each WordPress site.
- Record installed plugin versions and flag 3.2.7 or earlier.
- Review privileged WordPress users for unnecessary access.
- Check recent site changes for unexpected map-related content or settings.
- Retest after remediation to confirm vulnerable versions are absent.
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-2023-22721 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
- 6.5 (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:L
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:L2.33.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.5MediumVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
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.
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.