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CVE detail

CVE-2023-4372

The LiteSpeed Cache plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'esi' shortcode in versions up to, and including, 5.6 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

CVSS 6.4 · MediumBuzz score 22.6

Buzz score

Why this CVE is surfacing

Buzz score total 22.6

This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.

Buzz score components · mention 16.1 · diversity 6.5 · KEV 0.0 · OTX 0.0 · PoC 0.0
Mention score
16.1
4 evidence mentions in the snapshot
Diversity score
6.5
2 sources across 1 categories
KEV score
0.0
No KEV entry observed
OTX score
0.0
0 OTX pulses
PoC score
0.0
0 repos · best confidence N/A
Best PoC traction
0
Maximum stars on a matched PoC repo

Why it matters now

Mention timeline

Total mentions
0
within the 30d window
Peak daily
0
highest bucket

Evidence

Source links by recency

Newest mentions first
4 source links · newest first
  • Over 100 WordPress Repository Plugins Affected by Shortcode-based Stored Cross-Site ScriptingWordfence

    On August 14, 2023, the Wordfence Threat Intelligence team began a research project to find Stored Cross-Site Scripting (XSS) via Shortcode vulnerabilities in WordPress repository plugins. This type of vulnerability enables threat actors with contributor-level permissions or higher to inject malicious web scripts into pages using plugin shortcodes, which will execute whenever a victim accesses … Read More

    vendorwww.wordfence.comDec 12, 2023, 5:18 PM
  • Wordfence Intelligence Weekly WordPress Vulnerability Report (October 23, 2023 to October 29, 2023)Wordfence

    Last week, there were 109 vulnerabilities disclosed in 102 WordPress Plugins and no WordPress themes that have been added to the Wordfence Intelligence Vulnerability Database, and there were 37 Vulnerability Researchers that contributed to WordPress Security last week. Review those vulnerabilities in this report now to ensure your site is not affected. Our mission with … Read More

    vendorwww.wordfence.comNov 2, 2023, 6:40 PM
  • 30th October – Threat Intelligence ReportCheck Point Research

    For the latest discoveries in cyber research for the week of 30th October, please download our Threat_Intelligence Bulletin. TOP ATTACKS AND BREACHES Stanford University has been a victim of cyber-attack that affected the systems of its Department of Public Safety (SUDPS). Akira ransomware gang claimed responsibility for the attack, which allegedly resulted in the exposure […]

    vendorresearch.checkpoint.comOct 30, 2023, 9:52 AM
  • 4 Million WordPress Sites affected by Stored Cross-Site Scripting Vulnerability in LiteSpeed Cache PluginWordfence

    On August 14, 2023, our Wordfence Threat Intelligence team identified and began the responsible disclosure process for a stored Cross-Site Scripting (XSS) vulnerability in LiteSpeed Cache plugin, which is actively installed on more than 4,000,000 WordPress websites, making it the most popular cache plugin. The vulnerability enables threat actors with contributor-level permissions or higher to … Read More

    vendorwww.wordfence.comOct 23, 2023, 5:55 PM

Exploit code

Public exploit repository references

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0 repository references · best confidence N/A · max 0 stars
No public PoC repositories have been matched yet.

Related records

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