python3-bleach: In Mozilla Bleach before 3.12, a mutation XSS in bleach.clean when RCDATA and either svg or math tags are whitelisted...
CVE-2020-6816 is fixed in 2 products on 1 platform, first by python-bleach 2.1.2-1ubuntu0.1~esm1, released February 16, 2023. It is not reported as exploited. Patch Radar priority: Routine.
In Mozilla Bleach before 3.12, a mutation XSS in bleach.clean when RCDATA and either svg or math tags are whitelisted and the keyword argument strip=False.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| python-bleach · Ubuntu 18.04.6 LTS (bionic) | 2.1.2-1ubuntu0.1~esm1 | python-bleach 2.1.2-1ubuntu0.1~esm1 | Feb 16, 2023 |
| python3-bleach · Ubuntu 18.04.6 LTS (bionic) | 2.1.2-1ubuntu0.1~esm1 | python3-bleach 2.1.2-1ubuntu0.1~esm1 | Feb 16, 2023 |
| python3-bleach · Ubuntu 20.04 LTS (focal) | 3.1.1-1ubuntu0.1~esm1 | python3-bleach 3.1.1-1ubuntu0.1~esm1 | Feb 16, 2023 |
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