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CVE-2026-25389VulnerabilityPublished Updated

CVE-2026-25389: EventPrime (WordPress plugin) · Exposure of Sensitive System Information to an Unauthorized Control Sphere

Affects EventPrime (WordPress plugin)Source CVE Database V5

0

Not known to be exploited · CVSS 5.3 Medium : upgrade to 4.2.8.4 when convenient.

Data as of 26 Oct 2026, 06:26 UTC

CVSS 3.1 base score
5.3Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 20% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 4.2.8.4
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 19 Feb 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-26.

What to do

Upgrade EventPrime (WordPress plugin) to 4.2.8.4.

Affected software

ProductAffectedFixed in
MetagaussEventPrimeAffected
  • <4.2.8.4
Fixed in
  • 4.2.8.4

AI-suggested

If you cannot patch yet, monitor for vendor updates and consider restricting network access to the affected service where feasible.

Description

Exposure of Sensitive System Information to an Unauthorized Control Sphere vulnerability in Metagauss EventPrime eventprime-event-calendar-management allows Retrieve Embedded Sensitive Data.This issue affects EventPrime: from n/a through <= 4.2.8.3.

References

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