Event Monitor Cyber
EM-20261112-KF7M VulnerabilityHigh severity

Masterstudy Vulnerability (CVE-2026-13764)

CVE-2026-13764

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Status
Developing

Since : signals keep joining.

First Signal
Nov 12 00:00 UTCC30 VulnCheck KEV
Page Born
Nov 12 12:18 UTCsecond source joined
Last Signal
Nov 12 12:18 UTC8 hours before snapshot
Sources
20 official · 2 research, news or crowd
Open For
19 hoursso far

Life Of This Page

  1. 1
    Born
    A second, independent source names it.
  2. 2
    Developing · Now
    New signals join; severity can move.
  3. 3
    Confirmed
    Not yet
    CISA KEV lists it, or exploitation in the wild is reported.
  4. 4
    Resolved
    Not yet
    Past the fix deadline and 14 days with no new signal.
  5. 5
    Archived
    Not yet
    30 days after resolved. Read only; the link keeps working. Reopens if it comes back.

The ID never changes, and earlier addresses keep working. A correction is logged, never overwritten. If two pages turn out to be one incident, the later one points to the earlier.

Vulnerability Lifecycle

  1. Disclosed: reached
    Nov 12 12:18 UTC
    C6 NVD published
  2. Scored: reached
    Nov 12 12:18 UTC
    CVSS 8.8
  3. Exploited: not yet
    Not yet
    No exploitation reported
  4. Advisories: not yet
    Not yet
    None yet
  5. Vendor Response: not yet
    Not yet
    None in sources yet
  6. Resolved: not yet
    Not yet
    After 14 quiet days

Timeline

18:00Nov 1206:0012:0018:00BornC30 VulnCheck KEVC6 NVD CVE API 2.0

Point at a mark to read it. Squares are signals, colored by severity; every one is also listed under Signals.

Signals

  1. CVE-2026-13764 (CVSS 8.8) (opens source in a new tab) The Masterstudy - Education WordPress Theme theme for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 4.8.151. This is due to missing authorization and nonce validation on the… High severityDatabaseC6 NVD CVE API 2.0
  2. CVE-2026-13764 known exploited (VulnCheck KEV): Missing Authorization (opens source in a new tab) The Masterstudy - Education WordPress Theme theme for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 4.8.151. This is due to missing authorization and nonce validation on the… High severityResearch & NewsC30 VulnCheck KEV