How severe is CVE-2024-43796?

CVE-2024-43796 has a CVSS 3.x base score of 5.0, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2024-43796 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-43796?

CVE-2024-43796 primarily affects Openjsf Express. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-43796?

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

Does CVE-2024-43796 have an EU (EUVD) identifier?

Yes. CVE-2024-43796 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-2859.

When was CVE-2024-43796 published?

CVE-2024-43796 was published on 2024-09-10 and last updated on 2026-06-17.

CVE-2024-43796

CVE-2024-43796 is a medium-severity vulnerability in Openjsf Express with a CVSS 3.x base score of 5.0. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 5.0)
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-2859
Weakness: CWE-79
Affected product: Openjsf Express
Published: 2024-09-10
Last modified: 2026-06-17

Description

Express.js minimalist web framework for node. In express < 4.20.0, passing untrusted user input - even after sanitizing it - to response.redirect() may execute untrusted code. This issue is patched in express 4.20.0.

Frequently asked questions

What is CVE-2024-43796?: Express.js minimalist web framework for node. In express < 4.20.0, passing untrusted user input - even after sanitizing it - to response.redirect() may execute untrusted code. This issue is patched in express 4.20.0.
How severe is CVE-2024-43796?: CVE-2024-43796 has a CVSS 3.x base score of 5.0, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2024-43796 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-43796?: CVE-2024-43796 primarily affects Openjsf Express. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-43796?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-43796 have an EU (EUVD) identifier?: Yes. CVE-2024-43796 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-2859.
When was CVE-2024-43796 published?: CVE-2024-43796 was published on 2024-09-10 and last updated on 2026-06-17.

References

Affected products (12)

cpe:2.3:a:openjsf:express:*:*:*:*:*:node.js:*:*
cpe:2.3:a:openjsf:express:5.0.0:alpha1:*:*:*:node.js:*:*
cpe:2.3:a:openjsf:express:5.0.0:alpha2:*:*:*:node.js:*:*
cpe:2.3:a:openjsf:express:5.0.0:alpha3:*:*:*:node.js:*:*
cpe:2.3:a:openjsf:express:5.0.0:alpha4:*:*:*:node.js:*:*
cpe:2.3:a:openjsf:express:5.0.0:alpha5:*:*:*:node.js:*:*
cpe:2.3:a:openjsf:express:5.0.0:alpha6:*:*:*:node.js:*:*
cpe:2.3:a:openjsf:express:5.0.0:alpha7:*:*:*:node.js:*:*
cpe:2.3:a:openjsf:express:5.0.0:alpha8:*:*:*:node.js:*:*
cpe:2.3:a:openjsf:express:5.0.0:beta1:*:*:*:node.js:*:*
cpe:2.3:a:openjsf:express:5.0.0:beta2:*:*:*:node.js:*:*
cpe:2.3:a:openjsf:express:5.0.0:beta3:*:*:*:node.js:*:*

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