PYSEC-2020-62
At a glance
- Published
- Updated
- CVE
- CVE-2020-27783
- Aliases
- GHSA-pgww-xf46-h92r
Description
A XSS vulnerability was discovered in python-lxml's clean module. The module's parser didn't properly imitate browsers, which caused different behaviors between the sanitizer and the user's page. A remote attacker could exploit this flaw to run arbitrary HTML/JS code.
Affected packages
| Package | Versions |
|---|---|
| PyPI · lxml | introduced 1.2, fixed 4.6.2 |
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1901633 REPORT
- https://www.debian.org/security/2020/dsa-4810 ADVISORY
- https://lists.debian.org/debian-lts-announce/2020/12/msg00028.html WEB
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JKG67GPGTV23KADT4D4GK4RMHSO4CIQL/ WEB
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TMHVKRUT22LVWNL3TB7HPSDHJT74Q3JK/ WEB
- https://advisory.checkmarx.net/advisory/CX-2020-4286 ADVISORY
- https://github.com/advisories/GHSA-pgww-xf46-h92r ADVISORY
Sources
| Source | Licence |
|---|---|
| OSV.dev | CC-BY 4.0 — PyPA Advisory Database |