CVE-2024-39008: fast-loops · n/a
Affects fast-loopsSource CVE Database V5
Not known to be exploited · CVSS 10.0 Critical.
Data as of 25 Oct 2026, 19:02 UTC
- EPSS
- 0.9% chance of exploitation in 30 days – higher than 59% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 1 Jul 2024
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
npmrobinweser/fast-loopspkg:npm/robinweser/fast-loopsOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
To mitigate CVE-2024-39008, organizations should first identify all instances of the fast-loops library in their codebases and dependency trees using software composition analysis tools. Implement strict input validation and sanitization to prevent malicious data from reaching the objectMergeDeep function. Employ runtime application self-protection (RASP) or Web Application Firewalls (WAFs) configured to detect anomalous object property manipulations. Conduct thorough code reviews focusing on object merging and prototype manipulation patterns. Use dependency monitoring tools to receive alerts on new patches or exploits. In containerized or microservice environments, isolate vulnerable components and apply network segmentation to limit attack propagation. Finally, educate developers about prototype pollution risks and secure coding practices to prevent similar vulnerabilities.
Description
robinweser fast-loops v1.1.3 was discovered to contain a prototype pollution via the function objectMergeDeep. This vulnerability allows attackers to execute arbitrary code or cause a Denial of Service (DoS) via injecting arbitrary properties.