CVE-2026-1867
CVE-2026-1867 is a medium-severity vulnerability with a CVSS 3.x base score of 5.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-200.
Key facts
- Severity: Medium (CVSS 3.x base score 5.9)
- EPSS exploit prediction: 0% (13th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-11085
- Weakness: CWE-200
- Published:
- Last modified:
Description
The Guest posting / Frontend Posting / Front Editor WordPress plugin before 5.0.6 allows passing a URL parameter to regenerate a .json file based on demo data that it initially creates. If an administrator modifies the demo form and enables admin notifications in the Guest posting / Frontend Posting / Front Editor WordPress plugin before 5.0.6's settings, it is possible for an unauthenticated attacker to export and download all of the form data/settings, including the administrator's email address.
Frequently asked questions
- What is CVE-2026-1867?
- The Guest posting / Frontend Posting / Front Editor WordPress plugin before 5.0.6 allows passing a URL parameter to regenerate a .json file based on demo data that it initially creates. If an administrator modifies the demo form and enables admin notifications in the Guest posting / Frontend Posting / Front Editor WordPress plugin before 5.0.6's settings, it is possible for an unauthenticated attacker to export and download all of the form data/settings, including the administrator's email address.
- How severe is CVE-2026-1867?
- CVE-2026-1867 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
- Is CVE-2026-1867 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2026-1867?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2026-1867 have an EU (EUVD) identifier?
- Yes. CVE-2026-1867 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-11085.
- When was CVE-2026-1867 published?
- CVE-2026-1867 was published on 2026-03-11 and last updated on 2026-06-17.
References
Other CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor) vulnerabilities
- CVE-2026-27604 — Critical (CVSS 10.0): FOSSBilling is a free, open-source billing and client management system. Starting in version 0.5.4 and prior to version…
- CVE-2026-40965 — Critical (CVSS 10.0): Cloud Foundry UAA versions v76.12.0 through v78.12.0 are vulnerable to a private key exposure. The server contains a…
- CVE-2026-42826 — Critical (CVSS 10.0): Exposure of sensitive information to an unauthorized actor in Azure DevOps allows an unauthorized attacker to disclose…
- CVE-2025-29270 — Critical (CVSS 10.0): Incorrect access control in the realtime.cgi endpoint of Deep Sea Electronics devices DSE855 v1.1.0 to v1.1.26 allows…
- CVE-2025-61481 — Critical (CVSS 10.0): An issue in MikroTik RouterOS v.7.14.2 and SwOS v.2.18 exposes the WebFig management interface over cleartext HTTP by…
- CVE-2025-53624 — Critical (CVSS 10.0): The Docusaurus gists plugin adds a page to your Docusaurus instance, displaying all public gists of a GitHub user.…
Browse all CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor) vulnerabilities →