Security readout for executives and security teams
Plain-English summary
A WordPress audit logging plugin can store unsafe input and later show it as executable script. If a vulnerable site uses WP Activity Log through 4.6.1, a visitor or attacker-controlled input could affect someone who views the stored content, potentially exposing data or changing page behavior.
Executive priority
Prioritize remediation for public WordPress sites and sites with privileged users who regularly review activity logs. The issue is high severity, but the supplied evidence does not show known exploited status.
Technical view
CVE-2023-50905 is a CWE-79 stored XSS issue in Melapress WP Activity Log, package wp-security-audit-log, affecting versions through 4.6.1. The CVSS 3.1 score is 7.1 with network access, low complexity, no privileges, and required user interaction.
Likely exposure
Exposure is limited to WordPress sites running Melapress WP Activity Log / wp-security-audit-log at version 4.6.1 or earlier. The source bundle does not identify other affected products or configurations.
Exploitation context
The CVE is not listed as KEV in the supplied data, and the provided sources do not state active exploitation. Stored XSS usually becomes damaging when privileged users view affected stored content, but exact trigger details are not provided here.
Researcher notes
The available bundle identifies stored XSS and CVSS vector details but does not include trigger fields, proof-of-concept details, or a named fixed version. Avoid assuming exploitation mechanics beyond stored script execution after unsafe output rendering.
Mitigation direction
- Inventory WordPress sites for WP Activity Log versions through 4.6.1.
- Check Melapress and Patchstack guidance for the fixed version or recommended workaround.
- Update affected plugins to a vendor-supported unaffected release when available.
- Limit WordPress administrator exposure to untrusted stored content until remediated.
- Review web application firewall coverage for generic stored XSS patterns.
Validation and detection
- Confirm installed plugin slug is wp-security-audit-log.
- Record the installed WP Activity Log version on each WordPress instance.
- Treat versions through 4.6.1 as affected unless vendor guidance says otherwise.
- Review plugin update history and change records after remediation.
- Check logs for unusual admin-session activity around audit-log viewing.
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-2023-50905 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
- High
- CVSS
- 7.1 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/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:N/UI:R/S:C/C:L/I:L/A:L2.83.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.1HighVector: CVSS:3.1/AV:N/AC:L/PR:N/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.