CVE-2021-23899

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Source
https://nvd.nist.gov/vuln/detail/CVE-2021-23899
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-23899.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2021-23899
Aliases
Published
2021-01-13T16:15:14Z
Modified
2025-09-19T12:38:25.657093Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

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.

References

Affected packages

Git / github.com/owasp/json-sanitizer

Affected ranges

Type
GIT
Repo
https://github.com/owasp/json-sanitizer
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
a37f594f7378a1c76b3283e0dab9e1ab1dc0247e

Affected versions

json-sanitizer-1.*

json-sanitizer-1.0
json-sanitizer-1.1

release-1.*

release-1.2.0

v1.*

v1.2.1

Database specific 

{
    "vanir_signatures": [
        {
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "323372626607349166269134064051460937550",
                    "281540624948202154016147908277489889112",
                    "10422161611163388661781270418470123039",
                    "293625421098164197743335124240358941919",
                    "50888934875141958073919872945025375517",
                    "156345042501500560997947285871748547822",
                    "190614891019192016033089170304439273891",
                    "206108665404963412418727983737632459797",
                    "311264598422190495706136753924968620857"
                ]
            },
            "signature_type": "Line",
            "source": "https://github.com/owasp/json-sanitizer/commit/a37f594f7378a1c76b3283e0dab9e1ab1dc0247e",
            "target": {
                "file": "src/test/java/com/google/json/JsonSanitizerTest.java"
            },
            "signature_version": "v1",
            "deprecated": false,
            "id": "CVE-2021-23899-64d45075"
        },
        {
            "digest": {
                "function_hash": "105576089061181633384202976764767995078",
                "length": 857.0
            },
            "signature_type": "Function",
            "source": "https://github.com/owasp/json-sanitizer/commit/a37f594f7378a1c76b3283e0dab9e1ab1dc0247e",
            "target": {
                "file": "src/test/java/com/google/json/FuzzyTest.java",
                "function": "testSanitizerLikesFuzzyWuzzyInputs"
            },
            "signature_version": "v1",
            "deprecated": false,
            "id": "CVE-2021-23899-6ec1aa4c"
        },
        {
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "186860049387706252174710437488261035074",
                    "118898535682368993706272517936523330768",
                    "77754662574044532338395744154173700562",
                    "145565775578802715228502711527023464545",
                    "282013172137993518429794730838349675663",
                    "31819421180844700569333099366287102771",
                    "12372445699804039305383296177418473916"
                ]
            },
            "signature_type": "Line",
            "source": "https://github.com/owasp/json-sanitizer/commit/a37f594f7378a1c76b3283e0dab9e1ab1dc0247e",
            "target": {
                "file": "src/test/java/com/google/json/FuzzyTest.java"
            },
            "signature_version": "v1",
            "deprecated": false,
            "id": "CVE-2021-23899-f59aed4b"
        }
    ]
}