What’s Vulnerable › Vulnerabilities

CVE-2018-6835

• Severity: critical (CVSS 9.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-02-08 · updated 2026-06-17
• Weakness: CWE-20

Description

node/hooks/express/apicalls.js in Etherpad Lite before v1.6.3 mishandles JSONP, which allows remote attackers to bypass intended access restrictions.

Affected products

• etherpad-lite: before 1.6.3 — fixed in 1.6.3

How to fix

Upgrade to a fixed version: etherpad-lite 1.6.3. Check the vendor advisory for mitigations.

References

• https://github.com/ether/etherpad-lite/commit/626e58cc5af1db3691b41fca7b06c28ea43141b1
• https://github.com/ether/etherpad-lite/releases/tag/1.6.3
• https://github.com/ether/etherpad-lite/commit/626e58cc5af1db3691b41fca7b06c28ea43141b1
• https://github.com/ether/etherpad-lite/releases/tag/1.6.3

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