CVE-2021-3757
CRITICALCVSS 9.8/10EPSS 1.60%
Last modified
CVE-2021-3757 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. immer is vulnerable to Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution'). EPSS estimates a 1.60% chance of exploitation in the next 30 days.
Description
immer is vulnerable to Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Immer Project | Immer | <= 9.0.5 |
References
- https://github.com/immerjs/immer/commit/fa671e55ee9bd42ae08cc239102b665a23958237Patch, Third Party Advisory
- https://huntr.dev/bounties/23d38099-71cd-42ed-a77a-71e68094adfaExploit, Issue Tracking, Patch, Third Party Advisory
- https://github.com/immerjs/immer/commit/fa671e55ee9bd42ae08cc239102b665a23958237Patch, Third Party Advisory
- https://huntr.dev/bounties/23d38099-71cd-42ed-a77a-71e68094adfaExploit, Issue Tracking, Patch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-3757?
immer is vulnerable to Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')
How severe is CVE-2021-3757?
CVE-2021-3757 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.60% probability of exploitation in the next 30 days.
How do I fix CVE-2021-3757?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2021-3757?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST