CVE-2026-84743 json
The Events Calendar 6.15.16.1 - 6.17.4.1 - Contributor+ Event/Venue/Organizer Update, Trash and Ownership Takeover via by-slug REST Routes
published 2026-09-23 47 d ago modified 2026-09-23 46 d ago also EUVD-2026-85040
- cvss
- 3.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 24%
- public exploits
- 0
- none known
Summary
The Events Calendar WordPress plugin before 6.17.5 does not perform a per-object capability check on one family of its REST write routes, allowing users with a low-privilege role such as contributor to modify, unpublish, trash and take ownership of records belonging to other users, including administrators.
Patch / fix
- Unknown The Events Calendar 6.17.5
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 47 d ago
Exploit prediction
0.32% chance of exploitation in the next 30 days, higher than 24% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- wpscan.com https://wpscan.com/vulnerability/6c20337d-f485-491c-a380-38a3039af17d/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 3.8 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:L |
| CNA | 3.1 | 3.8 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:L |
Affected products
- Unknown The Events Calendar
Classification
- Weakness
-
- CWE-863 Incorrect Authorization
- Technology feeds
References
-
wpscan.com
/vulnerability/6c20337d-f485-491c-a380-38a3039af17d/
exploit, vdb-entry, technical-description
Sources
- CVE List CVE-2026-84743
- NVD CVE-2026-84743
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.