Security readout for executives and security teams
Plain-English summary
A low-privileged logged-in WordPress user could change site data by creating a custom currency switcher where the plugin should have enforced permission checks. The business risk is limited integrity impact, not data theft or service outage, but it matters on sites with customer accounts or open registration.
Executive priority
Treat this as a moderate-priority web integrity issue. It is not presented as actively exploited or critical, but customer-facing WordPress sites with open registration should remediate promptly because low-privileged users can make unauthorized plugin changes.
Technical view
CVE-2023-2555 is a CWE-862 missing authorization issue in WPCS – WordPress Currency Switcher Professional through version 1.1.9. The vulnerable create function lacks a capability check, allowing authenticated users with subscriber-level access or higher to create a custom drop-down currency switcher. CVSS is 4.3, network exploitable, low complexity, low privileges required.
Likely exposure
Exposure is likely limited to WordPress sites running the affected WPCS Professional plugin version and allowing subscriber-level accounts. Sites without this plugin, without affected versions, or without untrusted authenticated users are less likely to be exposed.
Exploitation context
The source bundle does not show CISA KEV listing or cited evidence of active exploitation. The vulnerability requires authenticated access, so risk increases where public registration, customer accounts, or many low-trust users exist.
Researcher notes
Evidence identifies missing capability enforcement on a create function and references a WordPress plugin changeset. Public metadata is limited: no CPE is supplied, the affected record is sparse, and no exploit status is cited. Validate against installed plugin code and vendor release history before broader claims.
Mitigation direction
- Inventory WordPress sites for WPCS – WordPress Currency Switcher Professional versions through 1.1.9.
- Check vendor and WordPress plugin guidance for the corrected release and update accordingly.
- Disable or restrict the plugin where immediate updating is not possible.
- Review whether public subscriber registration is necessary on affected sites.
- Monitor plugin configuration changes for unexpected currency switcher additions.
Validation and detection
- Confirm the installed plugin name and version on each WordPress site.
- Verify low-privileged users cannot create custom currency switcher entries after remediation.
- Review WordPress users for unnecessary subscriber accounts on affected sites.
- Check recent administrative activity for unexpected currency switcher configuration changes.
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-862: Authorization and privilege behavior lookup
Authorization weaknesses can support privilege escalation and valid-account review, depending on exploit path. 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-2023-2555 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
- 4.3 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/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:L/UI:N/S:U/C:N/I:L/A:N2.81.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
4.3MediumVector: CVSS:3.1/AV:N/AC:L/PR:L/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.
Missing Authorization
Missing Authorization represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.