CVE-2020-8203
libjs-lodash: Prototype pollution attack when using _.zipObjectDeep in lodash before 4.17.20.
CVE-2020-8203 is fixed in 3 products on 1 platform, first by libjs-lodash 4.17.4+dfsg-1ubuntu0.1~esm1, released March 31, 2026. It is not reported as exploited. Patch Radar priority: Routine.
Routine
CVSS
n/a
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0521
92nd percentile
Prototype pollution attack when using _.zipObjectDeep in lodash before 4.17.20.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| libjs-lodash · Ubuntu 18.04.6 LTS (bionic) | 4.17.4+dfsg-1ubuntu0.1~esm1 | libjs-lodash 4.17.4+dfsg-1ubuntu0.1~esm1 | Mar 31, 2026 |
| libjs-lodash · Ubuntu 20.04 LTS (focal) | 4.17.15+dfsg-2ubuntu0.1~esm1 | libjs-lodash 4.17.15+dfsg-2ubuntu0.1~esm1 | Mar 31, 2026 |
| node-lodash · Ubuntu 18.04.6 LTS (bionic) | 4.17.4+dfsg-1ubuntu0.1~esm1 | node-lodash 4.17.4+dfsg-1ubuntu0.1~esm1 | Mar 31, 2026 |
| node-lodash · Ubuntu 20.04 LTS (focal) | 4.17.15+dfsg-2ubuntu0.1~esm1 | node-lodash 4.17.15+dfsg-2ubuntu0.1~esm1 | Mar 31, 2026 |
| node-lodash-packages · Ubuntu 20.04 LTS (focal) | 4.17.15+dfsg-2ubuntu0.1~esm1 | node-lodash-packages 4.17.15+dfsg-2ubuntu0.1~esm1 | Mar 31, 2026 |
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