CVE-2021-28834

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Source
https://cve.org/CVERecord?id=CVE-2021-28834
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-28834.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2021-28834
Aliases
Downstream
Related
Published
2021-03-19T07:15:13.147Z
Modified
2026-07-08T06:26:50.539793266Z
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

Kramdown before 2.3.1 does not restrict Rouge formatters to the Rouge::Formatters namespace, and thus arbitrary classes can be instantiated.

Database specific 
{
    "unresolved_ranges": [
        {
            "cpes": [
                "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*"
            ],
            "extracted_events": [
                {
                    "introduced": "10.0"
                },
                {
                    "last_affected": "10.0"
                }
            ],
            "source": "CPE_STRING",
            "vendor_product": "debian:debian_linux"
        },
        {
            "cpes": [
                "cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*",
                "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*",
                "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*"
            ],
            "extracted_events": [
                {
                    "introduced": "32"
                },
                {
                    "last_affected": "32"
                },
                {
                    "introduced": "33"
                },
                {
                    "last_affected": "33"
                },
                {
                    "introduced": "34"
                },
                {
                    "last_affected": "34"
                }
            ],
            "source": "CPE_STRING",
            "vendor_product": "fedoraproject:fedora"
        }
    ]
}
References

Affected packages

Git / github.com/gettalong/kramdown

Affected ranges

Type
GIT
Repo
https://github.com/gettalong/kramdown
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
0b0a9e072f9a76e59fe2bbafdf343118fb27c3fa
Database specific 
{
    "cpe": "cpe:2.3:a:kramdown_project:kramdown:*:*:*:*:*:ruby:*:*",
    "source": "CPE_RANGE",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "2.3.1"
        }
    ]
}

Affected versions

Other
REL_0_10_0
REL_0_11_0
REL_0_12_0
REL_0_13_1
REL_0_13_2
REL_0_13_3
REL_0_13_4
REL_0_13_5
REL_0_13_6
REL_0_13_7
REL_0_13_8
REL_0_14_0
REL_0_14_1
REL_0_14_2
REL_0_1_0
REL_0_1_0_0
REL_0_1_0_1
REL_0_2_0
REL_0_3_0
REL_0_4_0
REL_0_5_0
REL_0_6_0
REL_0_7_0
REL_0_8_0
REL_0_9_0
REL_1_0_0
REL_1_0_1
REL_1_0_2
REL_1_10_0
REL_1_11_0
REL_1_11_1
REL_1_12_0
REL_1_13_0
REL_1_13_1
REL_1_13_2
REL_1_14_0
REL_1_15_0
REL_1_16_0
REL_1_16_1
REL_1_16_2
REL_1_17_0
REL_1_1_0
REL_1_2_0
REL_1_3_0
REL_1_3_1
REL_1_3_2
REL_1_3_3
REL_1_4_0
REL_1_4_1
REL_1_4_2
REL_1_5_0
REL_1_6_0
REL_1_7_0
REL_1_8_0
REL_1_9_0
REL_2_0_0
REL_2_1_0
REL_2_2_0
REL_2_2_1
REL_2_3_0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-28834.json"

Git / gitlab.com/gitlab-org/gitlab

Affected ranges

Type
GIT
Repo
https://gitlab.com/gitlab-org/gitlab
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
179329b5c3c118924fb242dc449d06b4ed6ccb66
Database specific 
{
    "source": "REFERENCES"
}

Affected versions

Other
11-10-0cfa69752d8-0d9531c80-ee
11-10-0cfa69752d8-74ffd66ae-ee
11-10-119f9509d50-6d7537235-ee
v1.*
v1.2.0
v1.2.0pre
v1.2.1
v1.2.2
v13.*
v13.9.0-ee
v13.9.0-rc42-ee
v13.9.0-rc43-ee
v13.9.1-ee
v13.9.3-ee
v2.*
v2.3.0
v2.3.0pre
v2.3.1
v2.4.0
v2.4.0pre
v2.4.1
v2.5.0
v2.6.0
v2.6.0pre
v2.6.1
v2.6.2
v2.6.3
v2.7.0
v2.7.0pre
v2.8.0
v2.8.0pre
v2.8.1
v2.8.2
v2.9.0
v2.9.1
v3.*
v3.0.0
v3.0.1
v3.0.2
v3.0.3
v3.1.0
v4.*
v4.0.0
v4.0.0rc1
v4.0.0rc2
v5.*
v5.0.0
v5.1.0
v5.2.0
v6.*
v6.0.0-ee
v6.0.0-ee.beta
v6.0.0-ee.rc1
v6.1.0-ee
v6.3.0-ee
v6.3.1-ee
v6.4.0-ee
v6.5.0-ee
v6.6.0-ee
v6.7.0-ee
v6.7.0.rc1-ee
v6.8.0-ee
v7.*
v7.0.0-ee
v7.1.0-ee
v7.1.0.rc1-ee
v7.2.0.rc1-ee
v7.2.0.rc2-ee
v7.2.0.rc3-ee
v7.2.0.rc4-ee
v7.2.0.rc5-ee
v7.3.0-ee
v7.3.0.rc1-ee

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-28834.json"