CVEvulnerability
CVE-2021-34817
6.1 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2021-07-19
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 6.1 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- CVSS 2.0 ([email protected])
- 4.3 MEDIUM — AV:N/AC:M/Au:N/C:N/I:P/A:N
- Weaknesses
- CWE-79
Description
A Cross-Site Scripting (XSS) issue in the chat component of Etherpad 1.8.13 allows remote attackers to inject arbitrary JavaScript or HTML by importing a crafted pad.
Affected configurations
• etherpad etherpad 1.8.13
Related
Weakness · CWE (1)
- CWE-79 Improper Neutralization of Input During Web Page Generation weakness
References
- https://blog.sonarsource.com/etherpad-code-execution-vulnerabilities Third Party Advisory
- https://etherpad.org/#download Patch, Vendor Advisory
- https://github.com/ether/etherpad-lite/commit/a7968115581e20ef47a533e030f59f830486bdfa Exploit, Patch, Third Party Advisory
- https://github.com/ether/etherpad-lite/releases/tag/1.8.14 Patch, Release Notes, Third Party Advisory
- https://blog.sonarsource.com/etherpad-code-execution-vulnerabilities Third Party Advisory
- https://etherpad.org/#download Patch, Vendor Advisory
- https://github.com/ether/etherpad-lite/commit/a7968115581e20ef47a533e030f59f830486bdfa Exploit, Patch, Third Party Advisory
- https://github.com/ether/etherpad-lite/releases/tag/1.8.14 Patch, Release Notes, Third Party Advisory