Pubsubhubbub maintains the WebSub protocol specification and reference implementations for pub-sub messaging over HTTP, a niche but foundational component in distributed content-syndication architectures. Observed vulnerabilities center on cross-site scripting weaknesses in web-layer handling, a characteristic risk for specification implementations that process and relay untrusted subscriber and publisher content. Current exploitation activity and exposure counts are shown alongside this summary.
The number and severity of CVEs published that impact products developed by Pubsubhubbub over time
Signals from CVEs in this vendor scope (1 CVEs).
1 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2024-0688MEDIUM The "WebSub (FKA. PubSubHubbub)" plugin for WordPress is vulnerable to Stored Cross-Site Scripting via plugin settings in all versions up to, and including, 3.1.4 due to insufficie | Jan 25, 2024 | 4.8 | 17 | NO | NO |
Signals from CVEs in this vendor scope (1 CVEs).
An overview of all social media posts that mention a CVE ID that affects a product developed by Pubsubhubbub.
Media articles that mention a CVE ID that affects a product developed by Pubsubhubbub — matched by CVE ID, not by vendor name.