Aggregates CVE and security vulnerability intelligence across all python-markdown2_project-related products, including CVSS, EPSS, publication dates, and vulnerability intelligence data.
Common weakness patterns include vendor risk cross-site scripting, with potential vendor impact session compromise across vendor surface production workloads and vendor surface software deployment use cases.
| CVE | Summary | Source | Max CVSS | EPSS % | Published | Updated |
|---|---|---|---|---|---|---|
| CVE-2020-11888 | python-markdown2 through 2.3.8 allows XSS because element names are mishandled unless a \w+ match succeeds. For example, an attack might use elementname@ or elementname- with an onclick attribute. | [email protected] | 6.1 | 1.87% | 2020-04-20 | 2026-06-16 |
| CVE-2009-3724 | python-markdown2 before 1.0.1.14 has multiple cross-site scripting (XSS) issues. | [email protected] | 6.1 | 0.77% | 2020-01-15 | 2026-06-16 |
| CVE-2018-5773 | An issue was discovered in markdown2 (aka python-markdown2) through 2.3.5. The safe_mode feature, which is supposed to sanitize user input against XSS, is flawed and does not escape the input properly. With a crafted payload, XSS can be triggered, as demonstrated by omitting the final '>' character from an IMG tag. | [email protected] | 6.1 | 0.83% | 2018-01-18 | 2026-06-16 |