How severe is CVE-2025-13465?

CVE-2025-13465 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2025-13465 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-2025-13465?

CVE-2025-13465 affects Lodash. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-13465?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-13465 have an EU (EUVD) identifier?

Yes. CVE-2025-13465 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-206319.

When was CVE-2025-13465 published?

CVE-2025-13465 was published on 2026-01-21 and last updated on 2026-07-03.

CVE-2025-13465

CVE-2025-13465 is a medium-severity vulnerability in Lodash with a CVSS 3.x base score of 5.3. 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-1321.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v4: 6.9
EPSS exploit prediction: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-206319
Weakness: CWE-1321
Affected product: Lodash
Published: 2026-01-21
Last modified: 2026-07-03

Description

Lodash versions 4.0.0 through 4.17.22 are vulnerable to prototype pollution in the _.unset and _.omit functions. An attacker can pass crafted paths which cause Lodash to delete methods from global prototypes. The issue permits deletion of properties but does not allow overwriting their original behavior. This issue is patched on 4.17.23

Frequently asked questions

What is CVE-2025-13465?: Lodash versions 4.0.0 through 4.17.22 are vulnerable to prototype pollution in the _.unset and _.omit functions. An attacker can pass crafted paths which cause Lodash to delete methods from global prototypes. The issue permits deletion of properties but does not allow overwriting their original behavior. This issue is patched on 4.17.23
How severe is CVE-2025-13465?: CVE-2025-13465 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2025-13465 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-2025-13465?: CVE-2025-13465 affects Lodash. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-13465?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-13465 have an EU (EUVD) identifier?: Yes. CVE-2025-13465 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-206319.
When was CVE-2025-13465 published?: CVE-2025-13465 was published on 2026-01-21 and last updated on 2026-07-03.

References

Affected products (1)

cpe:2.3:a:lodash:lodash:*:*:*:*:*:node.js:*:*

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