Security readout for executives and security teams
Plain-English summary
CVE-2022-3556 is a stored cross-site scripting issue in the WordPress Cab fare calculator plugin through version 1.1.6. It requires an authenticated administrator-level attacker and only matters in multisite or where unfiltered_html is disabled. Impact is limited but can expose users to injected scripts on affected pages.
Executive priority
Treat this as a moderate-priority cleanup item, not an emergency, unless the plugin is deployed on a multisite environment with many administrators. Prioritize inventory, access review, and vendor-confirmed upgrade or removal.
Technical view
The plugin insufficiently sanitizes and escapes the vehicle title setting, allowing stored JavaScript execution when an injected page is viewed. The CVSS 3.1 score is 4.4, with high privileges and high attack complexity. Scope changes with low confidentiality and integrity impact, and no availability impact.
Likely exposure
Exposure is likely limited to WordPress sites using Cab fare calculator version 1.1.6 or earlier, specifically multisite deployments or sites where unfiltered_html is disabled. Sites without the plugin, later confirmed-fixed versions, or normal single-site configurations with unfiltered_html enabled are less likely exposed.
Exploitation context
The source bundle does not show known active exploitation, and the CVE is not listed as KEV. Exploitation requires administrator-level access, so the main concern is compromised admin accounts, malicious site administrators in multisite, or insider misuse.
Researcher notes
CWE-79 stored XSS is tied to the vehicle title setting. Evidence supports admin-required exploitation only. The bundle’s affected metadata is sparse, so the clearest affected range comes from the title and description: versions up to and including 1.1.6.
Mitigation direction
- Inventory WordPress sites for Cab fare calculator and record installed versions.
- Update beyond 1.1.6 only if vendor guidance confirms a fixed release.
- Disable or remove the plugin where it is not business-critical.
- Restrict administrator access and review multisite administrator assignments.
- Monitor Wordfence and the WordPress plugin page for remediation guidance.
Validation and detection
- Confirm whether each WordPress instance uses Cab fare calculator version 1.1.6 or earlier.
- Check whether the site is multisite or has unfiltered_html disabled.
- Review vehicle title settings for unexpected script-like or malformed content.
- Verify only trusted administrators can modify plugin settings.
- Confirm remediation status against Wordfence, CVE, and WordPress plugin references.
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-2022-3556 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
- 4.4 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/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:H/PR:H/UI:N/S:C/C:L/I:L/A:N1.32.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
4.4MediumVector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://www.wordfence.com/threat-intel/vulnerabilities/id/219de193-32d0-40b0-a471-bf8bf6e2bb62?source=cveCVE reference
- https://wordpress.org/plugins/cab-fare-calculator/CVE reference
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3170158%40cab-fare-calculator&new=3170158%40cab-fare-calculator&sfp_email=&sfph_mail=CVE reference
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.