CVE-2023-3947 json
Video Conferencing with Zoom <= 4.2.1 - Sensitive Information Exposure
published 2023-07-26 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-44573
- cvss
- 3.7
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 34%
- public exploits
- 0
- none known
Summary
The Video Conferencing with Zoom plugin for WordPress is vulnerable to Sensitive Information Exposure due to hardcoded encryption key on the 'vczapi_encrypt_decrypt' function in versions up to, and including, 4.2.1. This makes it possible for unauthenticated attackers to decrypt and view the meeting id and password.
Patch / fix
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 21 mo ago
Exploit prediction
0.40% chance of exploitation in the next 30 days, higher than 34% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 3.7 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N |
| NVD | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
Affected products
- j_3rk Video Conferencing with Zoom
Classification
- Weakness
-
- CWE-321 Use of Hard-coded Cryptographic Key
- Technology feeds
References
-
plugins.trac.wordpress.org
/browser/video-conferencing-with-zoom-api/tags/4.2.1/includes/helpers.php#L546
patch
-
plugins.trac.wordpress.org
/browser/video-conferencing-with-zoom-api/trunk/includes/Helpers/Encryption.php?rev=2942302
patch
-
wordfence.com
/threat-intel/vulnerabilities/id/ba2515d9-ced0-4b49-87c4-04c8391c2608?source=cve
third-party-advisory
Sources
- CVE List CVE-2023-3947
- NVD CVE-2023-3947
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