Security readout for executives and security teams
Plain-English summary
CVE-2026-1542 affects the Super Stage WP WordPress plugin through 1.0.1. A remote unauthenticated user may trigger unsafe PHP object handling. Business risk is site compromise depending on other installed code. The public sources do not show confirmed active exploitation or a named fixed version.
Executive priority
Treat as a near-term WordPress hygiene issue, not an emergency based on available evidence. Prioritize internet-facing or business-critical WordPress sites, especially those with many plugins. Disable the plugin if not needed while awaiting clear vendor remediation guidance.
Technical view
The plugin unserializes user-controlled REQUEST input, mapped to CWE-502. This can enable unauthenticated PHP Object Injection when a suitable gadget exists in the WordPress site’s plugin/theme codebase. CVSS 3.1 is 6.5: network, low complexity, no privileges, no user interaction, with low confidentiality and integrity impact.
Likely exposure
Internet-facing WordPress sites running Super Stage WP through version 1.0.1 are potentially exposed. Risk depends on whether the plugin is active and whether exploitable gadget classes are present from WordPress, themes, or other plugins.
Exploitation context
The vulnerability is remotely reachable without authentication according to the CVSS vector and description. The source bundle does not establish in-the-wild exploitation, and CISA KEV status is false. Exploitability may require a compatible gadget chain on the affected site.
Researcher notes
Public data is limited. The CVE title states Super Stage WP <= 1.0.1, while the affected metadata is sparse and vendor is unknown. No fixed version is named in the provided sources. Confirm plugin presence and avoid assuming exploitability without a gadget chain assessment.
Mitigation direction
- Identify WordPress sites using Super Stage WP and record plugin versions.
- Disable or remove Super Stage WP where it is not business-critical.
- Check vendor, WordPress plugin, and WPScan guidance for a fixed release.
- Reduce unnecessary plugins and themes to limit available gadget chains.
- Monitor affected sites for unusual unauthenticated requests and file changes.
Validation and detection
- Confirm whether Super Stage WP is installed and active on each WordPress site.
- Verify whether the installed version is 1.0.1 or earlier.
- Review plugin/theme inventory for unnecessary components that expand gadget exposure.
- Check security monitoring for suspicious requests around the plugin timeframe.
- Document remediation status and recheck after vendor guidance is applied.
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-502: Code execution behavior lookup
Code execution and unsafe deserialization weaknesses often justify reviewing execution behavior and process telemetry. 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-2026-1542 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:N/UI:N/S:U/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:L/PR:N/UI:N/S:U/C:L/I:L/A:N3.92.5Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.5MediumVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://wpscan.com/vulnerability/d6e3041f-62e8-49ba-8806-59a1c07ec43d/CVE reference · exploit, 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.
Deserialization of Untrusted Data
Deserialization of Untrusted Data represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.