CVEvulnerability
CVE-2021-23899
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2021-01-13
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-611
Description
OWASP json-sanitizer before 1.2.2 may emit closing SCRIPT tags and CDATA section delimiters for crafted input. This allows an attacker to inject arbitrary HTML or XML into embedding documents.
Affected configurations
• owasp json-sanitizer (< 1.2.2)
Related
Weakness · CWE (1)
- CWE-611 Improper Restriction of XML External Entity Reference weakness
References
- https://github.com/OWASP/json-sanitizer/commit/a37f594f7378a1c76b3283e0dab9e1ab1dc0247e Patch, Third Party Advisory
- https://github.com/OWASP/json-sanitizer/compare/v1.2.1...v1.2.2 Patch, Third Party Advisory
- https://groups.google.com/g/json-sanitizer-support/c/dAW1AeNMoA0 Third Party Advisory
- https://github.com/OWASP/json-sanitizer/commit/a37f594f7378a1c76b3283e0dab9e1ab1dc0247e Patch, Third Party Advisory
- https://github.com/OWASP/json-sanitizer/compare/v1.2.1...v1.2.2 Patch, Third Party Advisory
- https://groups.google.com/g/json-sanitizer-support/c/dAW1AeNMoA0 Third Party Advisory