How severe is CVE-2022-25904?

CVE-2022-25904 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2022-25904 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-25904?

CVE-2022-25904 affects Safe-eval Project Safe-eval. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-25904?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-25904 published?

CVE-2022-25904 was published on 2022-12-20 and last updated on 2026-06-17.

CVE-2022-25904

CVE-2022-25904 is a high-severity vulnerability in Safe-eval Project Safe-eval with a CVSS 3.x base score of 7.5. 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: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (55th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-1321
Affected product: Safe-eval Project Safe-eval
Published: 2022-12-20
Last modified: 2026-06-17

Description

All versions of package safe-eval are vulnerable to Prototype Pollution which allows an attacker to add or modify properties of the Object.prototype.Consolidate when using the function safeEval. This is because the function uses vm variable, leading an attacker to modify properties of the Object.prototype.

Frequently asked questions

What is CVE-2022-25904?: All versions of package safe-eval are vulnerable to Prototype Pollution which allows an attacker to add or modify properties of the Object.prototype.Consolidate when using the function safeEval. This is because the function uses vm variable, leading an attacker to modify properties of the Object.prototype.
How severe is CVE-2022-25904?: CVE-2022-25904 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2022-25904 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-25904?: CVE-2022-25904 affects Safe-eval Project Safe-eval. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-25904?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-25904 published?: CVE-2022-25904 was published on 2022-12-20 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:safe-eval_project:safe-eval:*:*:*:*:*:node.js:*:*

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