CVE Explorer

CVE-2026-1657

The EventPrime plugin for WordPress is vulnerable to unauthorized image file upload in all versions up to, and including, 4.2.8.4. This is due to the plugin registering the upload_file_media AJAX action as publicly accessible (nopriv-enabled) without implementing any authentication, authorization, or nonce verification despite a nonce being created. This makes it possible for unauthenticated attackers to upload image files to the WordPress uploads directory and create Media Library attachments v

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:124f2cb1be76f120fbf512644b4da3bc36a0538a65a45f3d700267184e02d870

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Affected products and versions

1 source assertion

{"defaultStatus":"unaffected","product":"EventPrime – Events Calendar, Bookings and Tickets","vendor":"metagauss","versions":[{"lessThanOrEqual":"4.2.8.4","status":"affected","version":"0","versionType":"semver"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:97c99f12f109ea1b68f500432136473193d035fcddddc97535fb0c90727eb2b1 · sha256:f368d5c99b77e6f0… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","version":"3.1"},"metric_type":"cvssV3_1"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:97c99f12f109ea1b68f500432136473193d035fcddddc97535fb0c90727eb2b1 · sha256:f368d5c99b77e6f0… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion

{"cweId":"CWE-862","description":"CWE-862 Missing Authorization","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:97c99f12f109ea1b68f500432136473193d035fcddddc97535fb0c90727eb2b1 · sha256:f368d5c99b77e6f0… · /containers/cna/problemTypes/0/descriptions/0

Source references

6 source assertions

{"url":"https://plugins.trac.wordpress.org/browser/eventprime-event-calendar-management/tags/4.2.8.1/includes/class-ep-ajax.php#L1659"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:97c99f12f109ea1b68f500432136473193d035fcddddc97535fb0c90727eb2b1 · sha256:f368d5c99b77e6f0… · /containers/cna/references/2

{"url":"https://plugins.trac.wordpress.org/browser/eventprime-event-calendar-management/tags/4.2.8.1/includes/class-eventprime-event-calendar-management.php#L557"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:97c99f12f109ea1b68f500432136473193d035fcddddc97535fb0c90727eb2b1 · sha256:f368d5c99b77e6f0… · /containers/cna/references/4

{"url":"https://plugins.trac.wordpress.org/browser/eventprime-event-calendar-management/trunk/includes/class-ep-ajax.php#L1659"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:97c99f12f109ea1b68f500432136473193d035fcddddc97535fb0c90727eb2b1 · sha256:f368d5c99b77e6f0… · /containers/cna/references/1

{"url":"https://plugins.trac.wordpress.org/browser/eventprime-event-calendar-management/trunk/includes/class-eventprime-event-calendar-management.php#L557"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:97c99f12f109ea1b68f500432136473193d035fcddddc97535fb0c90727eb2b1 · sha256:f368d5c99b77e6f0… · /containers/cna/references/3

{"url":"https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=3455239%40eventprime-event-calendar-management%2Ftrunk&old=3452796%40eventprime-event-calendar-management%2Ftrunk&sfp_email=&sfph_mail="}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:97c99f12f109ea1b68f500432136473193d035fcddddc97535fb0c90727eb2b1 · sha256:f368d5c99b77e6f0… · /containers/cna/references/5

{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/42aa82ff-0d37-4040-b8fc-84d29534a4b7?source=cve"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:97c99f12f109ea1b68f500432136473193d035fcddddc97535fb0c90727eb2b1 · sha256:f368d5c99b77e6f0… · /containers/cna/references/0

Attribution and limitations

CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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