How severe is CVE-2024-26141?

CVE-2024-26141 has a CVSS 3.x base score of 5.8, 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 none, and availability low.

Is CVE-2024-26141 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-2024-26141?

CVE-2024-26141 primarily affects Rack. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-26141?

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

Does CVE-2024-26141 have an EU (EUVD) identifier?

Yes. CVE-2024-26141 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-0768.

When was CVE-2024-26141 published?

CVE-2024-26141 was published on 2024-02-29 and last updated on 2026-06-17.

CVE-2024-26141

CVE-2024-26141 is a medium-severity vulnerability in Rack with a CVSS 3.x base score of 5.8. 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-400.

Key facts

Severity: Medium (CVSS 3.x base score 5.8)
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-0768
Weakness: CWE-400
Affected product: Rack
Published: 2024-02-29
Last modified: 2026-06-17

Description

Rack is a modular Ruby web server interface. Carefully crafted Range headers can cause a server to respond with an unexpectedly large response. Responding with such large responses could lead to a denial of service issue. Vulnerable applications will use the `Rack::File` middleware or the `Rack::Utils.byte_ranges` methods (this includes Rails applications). The vulnerability is fixed in 3.0.9.1 and 2.2.8.1.

Frequently asked questions

What is CVE-2024-26141?: Rack is a modular Ruby web server interface. Carefully crafted Range headers can cause a server to respond with an unexpectedly large response. Responding with such large responses could lead to a denial of service issue. Vulnerable applications will use the `Rack::File` middleware or the `Rack::Utils.byte_ranges` methods (this includes Rails applications). The vulnerability is fixed in 3.0.9.1 and 2.2.8.1.
How severe is CVE-2024-26141?: CVE-2024-26141 has a CVSS 3.x base score of 5.8, 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 none, and availability low.
Is CVE-2024-26141 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-2024-26141?: CVE-2024-26141 primarily affects Rack. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-26141?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-26141 have an EU (EUVD) identifier?: Yes. CVE-2024-26141 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-0768.
When was CVE-2024-26141 published?: CVE-2024-26141 was published on 2024-02-29 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:rack:rack:*:*:*:*:*:ruby:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

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