CVE-2018-16487
CVE-2018-16487 is a medium-severity vulnerability in Lodash with a CVSS 3.x base score of 5.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-400.
Key facts
- Severity: Medium (CVSS 3.x base score 5.6)
- CVSS v2: 6.8
- EPSS exploit prediction: 2% (72nd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-400
- Affected product: Lodash
- Published:
- Last modified:
Description
A prototype pollution vulnerability was found in lodash <4.17.11 where the functions merge, mergeWith, and defaultsDeep can be tricked into adding or modifying properties of Object.prototype.
Frequently asked questions
- What is CVE-2018-16487?
- A prototype pollution vulnerability was found in lodash <4.17.11 where the functions merge, mergeWith, and defaultsDeep can be tricked into adding or modifying properties of Object.prototype.
- How severe is CVE-2018-16487?
- CVE-2018-16487 has a CVSS 3.x base score of 5.6, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
- Is CVE-2018-16487 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-16487?
- CVE-2018-16487 affects Lodash. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-16487?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2018-16487 published?
- CVE-2018-16487 was published on 2019-02-01 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:lodash:lodash:*:*:*:*:*:node.js:*:*
More vulnerabilities in Lodash
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- CVE-2020-8203 — High (CVSS 7.4): Prototype pollution attack when using _.zipObjectDeep in lodash before 4.17.20.
- CVE-2021-23337 — High (CVSS 7.2): Lodash versions prior to 4.17.21 are vulnerable to Command Injection via the template function.
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