How severe is CVE-2017-16119?

CVE-2017-16119 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-2017-16119 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-16119?

CVE-2017-16119 affects Fresh Project Fresh. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-16119?

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-2017-16119 published?

CVE-2017-16119 was published on 2018-06-07 and last updated on 2026-06-17.

CVE-2017-16119

CVE-2017-16119 is a high-severity vulnerability in Fresh Project Fresh 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-400.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-400
Affected product: Fresh Project Fresh
Published: 2018-06-07
Last modified: 2026-06-17

Description

Fresh is a module used by the Express.js framework for HTTP response freshness testing. It is vulnerable to a regular expression denial of service when it is passed specially crafted input to parse. This causes the event loop to be blocked causing a denial of service condition.

Frequently asked questions

What is CVE-2017-16119?: Fresh is a module used by the Express.js framework for HTTP response freshness testing. It is vulnerable to a regular expression denial of service when it is passed specially crafted input to parse. This causes the event loop to be blocked causing a denial of service condition.
How severe is CVE-2017-16119?: CVE-2017-16119 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-2017-16119 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-16119?: CVE-2017-16119 affects Fresh Project Fresh. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-16119?: 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-2017-16119 published?: CVE-2017-16119 was published on 2018-06-07 and last updated on 2026-06-17.

References

https://nodesecurity.io/advisories/526

Affected products (1)

cpe:2.3:a:fresh_project:fresh:*:*:*:*:*:node.js:*:*

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