VDB
CVE-2021-28834
CVE-2021-28834
PUBLISHED
Kramdown before 2.3.1 does not restrict Rouge formatters to the Rouge::Formatters namespace, and thus arbitrary classes can be instantiated.
EPSS 2.59% · 85.9th percentile
Risk Scores
EPSS Score
2.59%
85.9th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:20.04:LTS | ruby-kramdown | 0, 1.17.0-1, 1.17.0-2 |
Exploit Intelligence
- https://github.com/gettalong/kramdown/pull/708 (nist-nvd)
- https://gitlab.com/gitlab-org/gitlab/-/commit/179329b5c3c118924fb242dc449d06b4ed6ccb66 (circl)
- https://github.com/gettalong/kramdown/compare/REL_2_3_0...REL_2_3_1 (circl)
- FEDORA-2021-139a6a2f9d (circl)
- FEDORA-2021-4c57a892d1 (circl)
- FEDORA-2021-edc673e864 (circl)
- DSA-4890 (circl)
Timeline
- Mar 19, 2021 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Oct 26, 2021 EPSS Score
- Dec 27, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- May 1, 2022 EPSS Score
- Jul 3, 2022 EPSS Score
- Nov 6, 2022 EPSS Score
- Jan 8, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2021-28834 third-party-advisory
- https://github.com/gettalong/kramdown/compare/REL_2_3_0...REL_2_3_1 third-party-advisory
- https://github.com/gettalong/kramdown/pull/708 third-party-advisory
- https://gitlab.com/gitlab-org/gitlab/-/commit/179329b5c3c118924fb242dc449d06b4ed6ccb66 third-party-advisory
- https://ubuntu.com/security/notices/USN-6424-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2021-28834 third-party-advisory