Security readout for executives and security teams
Plain-English summary
This CVE affects three HashThemes WordPress themes and allows an authenticated user to activate plugins without proper authorization. The direct impact is integrity-related: site behavior can be changed by enabling plugins already present on the WordPress installation. It is not listed as known exploited in CISA KEV in the provided sources.
Executive priority
Treat as a moderate WordPress hygiene issue. Prioritize internet-facing sites, sites with open registration, and sites where inactive plugins remain installed. It does not currently justify emergency response based on the provided evidence.
Technical view
CVE-2023-33923 is a CWE-862 missing authorization issue in Viral News through 1.4.5, Viral through 1.8.0, and HashOne through 1.3.0. CVSS 3.1 is 4.3: network exploitable, low complexity, low privileges required, no user interaction, unchanged scope, and low integrity impact only.
Likely exposure
Exposure is limited to WordPress sites using the affected HashThemes themes at or below the listed versions, with attackers needing some authenticated access. Public or customer-facing WordPress sites with open registration or many low-privilege users should prioritize review.
Exploitation context
The source bundle does not show active exploitation, public exploit details, or KEV listing. The vulnerability is still operationally relevant because plugin activation can change a site's security posture or enable risky installed functionality.
Researcher notes
The public data identifies missing authorization and arbitrary plugin activation but does not include affected endpoint details, exploit procedure, or confirmed fixed versions in the supplied bundle. Avoid assuming unauthenticated exploitation or broader impact beyond low integrity impact.
Mitigation direction
- Identify WordPress sites using Viral News, Viral, or HashOne themes.
- Check vendor and Patchstack guidance for fixed versions or removal advice.
- Update affected themes when a supported fixed release is available.
- Remove unused themes and inactive plugins from WordPress installations.
- Limit WordPress account creation and review low-privilege user access.
Validation and detection
- Inventory theme names and versions across WordPress sites.
- Confirm whether versions are Viral News through 1.4.5, Viral through 1.8.0, or HashOne through 1.3.0.
- Review active plugins for unexpected recent activation.
- Check WordPress user accounts for unnecessary authenticated access.
- Verify remediation against vendor or Patchstack guidance.
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-2023-33923 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
- CVE List V5 sourceCVE List V5
- https://patchstack.com/database/vulnerability/viral-news/wordpress-viral-news-theme-1-4-5-authenticated-arbitrary-plugin-activation-vulnerability?_s_id=cveCVE reference · vdb-entry
- https://patchstack.com/database/vulnerability/viral/wordpress-viral-theme-1-8-0-broken-access-control-vulnerability?_s_id=cveCVE reference · vdb-entry
- https://patchstack.com/database/vulnerability/hashone/wordpress-hashone-theme-1-3-0-broken-access-control-vulnerability?_s_id=cveCVE reference · vdb-entry
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.