Vulnerability Monitor

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CVE-2021-23899

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.

Published

2021-01-13T16:15:14.413

Last Modified

2024-11-21T05:52:01.643

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Primary
CWE-611

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	owasp	json-sanitizer	< 1.2.2	Yes

References

https://github.com/OWASP/json-sanitizer/commit/a37f594f7378a1c76b3283e0dab9e1ab1dc0247e Patch, Third Party Advisory ([email protected])
https://github.com/OWASP/json-sanitizer/compare/v1.2.1...v1.2.2 Patch, Third Party Advisory ([email protected])
https://groups.google.com/g/json-sanitizer-support/c/dAW1AeNMoA0 Third Party Advisory ([email protected])
https://github.com/OWASP/json-sanitizer/commit/a37f594f7378a1c76b3283e0dab9e1ab1dc0247e Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/OWASP/json-sanitizer/compare/v1.2.1...v1.2.2 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://groups.google.com/g/json-sanitizer-support/c/dAW1AeNMoA0 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)