How severe is CVE-2024-40453?

CVE-2024-40453 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-40453 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-40453?

CVE-2024-40453 affects Squirrelly. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-40453?

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

Does CVE-2024-40453 have an EU (EUVD) identifier?

Yes. CVE-2024-40453 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-2672.

When was CVE-2024-40453 published?

CVE-2024-40453 was published on 2024-08-21 and last updated on 2026-06-17.

CVE-2024-40453

CVE-2024-40453 is a critical-severity vulnerability in Squirrelly with a CVSS 3.x base score of 9.8. 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-94.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (63rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-2672
Weakness: CWE-94
Affected product: Squirrelly
Published: 2024-08-21
Last modified: 2026-06-17

Description

squirrellyjs squirrelly v9.0.0 and fixed in v.9.0.1 was discovered to contain a code injection vulnerability via the component options.varName.

Frequently asked questions

What is CVE-2024-40453?: squirrellyjs squirrelly v9.0.0 and fixed in v.9.0.1 was discovered to contain a code injection vulnerability via the component options.varName.
How severe is CVE-2024-40453?: CVE-2024-40453 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-40453 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-40453?: CVE-2024-40453 affects Squirrelly. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-40453?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2024-40453 have an EU (EUVD) identifier?: Yes. CVE-2024-40453 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-2672.
When was CVE-2024-40453 published?: CVE-2024-40453 was published on 2024-08-21 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:squirrelly:squirrelly:9.0.0:*:*:*:*:node.js:*:*

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