CVE-2018-16283
CriticalPublic exploitThe Wechat Broadcast plugin 1.2.0 and earlier for WordPress allows Directory Traversal via the Image.php url parameter.
Published Sep 24, 2018 · Updated Jul 8, 2026 · Also known as 324fcf1b-a811-4750-bf48-87cb6570d51a
Key Facts
Patch immediately- CVE-2018-16283 is a critical-severity vulnerability (CVSS 9.8 v3.1) affecting Wechat Brodcast (Wechat Brodcast Project), wechat-broadcast (wordpress-plugin).
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 63% probability of exploitation in the next 30 days.
- Fixed versions are available, including Wechat Brodcast <=1.2.0, Wechat Brodcast 1.2.0.
- Brandefense priority: patch immediately, because it is very likely to be exploited soon.
CVSS v3.1
9.8
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS (30-day exploit likelihood)
63%
Higher than 99.1% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2018-16283 brief as a PDF
Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.
Description
The Wechat Broadcast plugin 1.2.0 and earlier for WordPress allows Directory Traversal via the Image.php url parameter.
Affected Products
2 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Wechat BrodcastWechat Brodcast Project | See advisory | 1.2.0 |
| wechat-broadcastwordpress-plugin | See advisory | n/a |
Patched Releases
Wechat Brodcast
<=1.2.0
Timeline
Publicly disclosed
Sep 24, 2018
Last updated
Jul 8, 2026
Weakness Type
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
References
- advisoryhttps://exchange.xforce.ibmcloud.com/vulnerabilities/150202
- advisoryhttps://github.com/springjk/wordpress-wechat-broadcast/issues/14
- advisoryhttps://www.wordfence.com/threat-intel/vulnerabilities/id/324fcf1b-a811-4750-bf48-87cb6570d51a?source=api-prod
- advisoryhttps://www.wordfence.com/threat-intel/vulnerabilities/id/324fcf1b-a811-4750-bf48-87cb6570d51a?source=api-scan
- exploit20180920 WordPress Plugin Wechat Broadcast 1.2.0 - Local/Remote File Inclusion
FAQ
Common Questions.
The Wechat Broadcast plugin 1.2.0 and earlier for WordPress allows Directory Traversal via the Image.php url parameter.
Affected: Wechat Brodcast (Wechat Brodcast Project); wechat-broadcast (wordpress-plugin). The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
Fixed versions are available, including Wechat Brodcast <=1.2.0, Wechat Brodcast 1.2.0.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.
Is CVE-2018-16283 Running On Your Attack Surface?
Brandefense maps vulnerabilities like this one to your internet-facing assets and tells you exactly where to patch.
Request A Demo