PyPI/justhtml CVE-2026-5389: medium 6.1, EPSS 0.23%
JustHTML is vulnerable to XSS via code fence breakout in <pre> content
Action: Upgrade justhtml to 1.13.0 or later.
pip install justhtml==1.13.0Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 1.13.0 | - |
Fixed versions
| 1.13.0 |
Sources
- osv: GHSA-5vp3-3cg6-2rq3
- nvd: CVE-2026-5389
- https://github.com/EmilStenstrom/justhtml/security/advisories/GHSA-5vp3-3cg6-2rq3
- https://github.com/EmilStenstrom/justhtml/commit/f35f8f723c713bd8f912d86e9ec6881275ff5af9
- https://github.com/EmilStenstrom/justhtml
- https://github.com/EmilStenstrom/justhtml/releases/tag/v1.13.0
CVE-2026-5389 · published · modified · JSON