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.
CVE-2024-26141
This medium-severity CVE scores 5.8 under NVD CVSS v3. EPSS exploit probability: 0.4%, top 38% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- Lower severity and no public exploit yet
A fix is available — apply it.
- CVSS v3
- 5.8
- EG Score
- 5.8(medium)
- EG Risk
- —
- EPSS
- 73.4%
- KEV
- Not listed
Published
February 29, 2024
Last Modified
February 14, 2025
References (14)
- security-advisories@githubhttps://discuss.rubyonrails.org/t/possible-dos-vulnerability-with-range-header-in-rack/84944
- security-advisories@githubhttps://github.com/rack/rack/commit/4849132bef471adb21131980df745f4bb84de2d9
- security-advisories@githubhttps://github.com/rack/rack/commit/62457686b26d33a15a254c7768c2076e8e02b48b
- security-advisories@githubhttps://github.com/rack/rack/security/advisories/GHSA-xj5v-6v4g-jfw6
- security-advisories@githubhttps://github.com/rubysec/ruby-advisory-db/blob/master/gems/rack/CVE-2024-26141.yml
- security-advisories@githubhttps://lists.debian.org/debian-lts-announce/2024/04/msg00022.html
- security-advisories@githubhttps://security.netapp.com/advisory/ntap-20240510-0007/
- af854a3a-2127-422b-91ae-364da2661108https://discuss.rubyonrails.org/t/possible-dos-vulnerability-with-range-header-in-rack/84944
- af854a3a-2127-422b-91ae-364da2661108https://github.com/rack/rack/commit/4849132bef471adb21131980df745f4bb84de2d9
- af854a3a-2127-422b-91ae-364da2661108https://github.com/rack/rack/commit/62457686b26d33a15a254c7768c2076e8e02b48b
- af854a3a-2127-422b-91ae-364da2661108https://github.com/rack/rack/security/advisories/GHSA-xj5v-6v4g-jfw6
- af854a3a-2127-422b-91ae-364da2661108https://github.com/rubysec/ruby-advisory-db/blob/master/gems/rack/CVE-2024-26141.yml
- af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2024/04/msg00022.html
- af854a3a-2127-422b-91ae-364da2661108https://security.netapp.com/advisory/ntap-20240510-0007/
Vendor Advisories for CVE-2024-26141(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Patch Availability(13)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | ruby-rack (2.2.4-3ubuntu0.1) @ mantic | 2026-05-24 | ubuntu |
| ubuntu | ruby-rack (2.2.4-3ubuntu0.2) @ mantic | 2026-05-24 | ubuntu |
| ubuntu | ruby-rack (1.5.2-3+deb8u3ubuntu1~esm8) @ trusty | 2026-05-24 | ubuntu |
| ubuntu | ruby-rack (2.1.4-5ubuntu1.1) @ jammy | 2026-05-24 | ubuntu |
| redhat | rubygem-rack-0:2.2.8.1-1.el8sat | 2024-12-04 | redhat |
| redhat | pcs-0:0.10.12-6.el8_6.5 | 2024-05-28 | redhat |
| redhat | pcs-0:0.10.18-2.el8_10 | 2024-05-22 | redhat |
| redhat | pcs-0:0.10.15-4.el8_8.2 | 2024-04-30 | redhat |
| redhat | pcs-0:0.11.7-2.el9_4 | 2024-04-30 | redhat |
| redhat | pcs-0:0.10.8-1.el8_4.5 | 2024-04-30 | redhat |
| redhat | pcs-0:0.10.4-6.el8_2.5 | 2024-04-23 | redhat |
| redhat | pcs-0:0.11.4-7.el9_2.1 | 2024-04-16 | redhat |
| redhat | pcs-0:0.11.1-10.el9_0.5 | 2024-04-16 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
Affected Packages
(1 across 1 ecosystem)
RubyGems(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| rack | 1.3.0 ... 2.2.8 (81 versions) | 2.2.8.1 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Additional Vendor Advisories
(12)
Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.
- Red HatRHSA-2024:1841MODERATE2024-02-22
RHSA-2024:1841 — Moderate
- Red HatRHSA-2024:1846MODERATE2024-02-22
RHSA-2024:1846 — Moderate
- Red HatRHSA-2024:2007MODERATE2024-02-22
RHSA-2024:2007 — Moderate
- Red HatRHSA-2024:2113MODERATE2024-02-22
RHSA-2024:2113 — Moderate
- Red HatRHSA-2024:2581MODERATE2024-02-22
RHSA-2024:2581 — Moderate
- Red HatRHSA-2024:2584MODERATE2024-02-22
RHSA-2024:2584 — Moderate
- Red HatRHSA-2024:2953MODERATE2024-02-22
RHSA-2024:2953 — Moderate
- Red HatRHSA-2024:3431MODERATE2024-02-22
RHSA-2024:3431 — Moderate
- UbuntuUSN-6689-1MEDIUM
Rack vulnerabilities
- UbuntuUSN-6837-1MEDIUM
Rack vulnerabilities
- UbuntuUSN-6837-2MEDIUM
Rack vulnerabilities
- UbuntuUSN-7036-1MEDIUM
Rack vulnerabilities
Data Freshness Timeline
(refreshed 10× in last 7d / 46× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
Showing the most recent 100 of 102 total refreshes for this CVE.
- 2026-07-22 14:07 UTCEPSS rescore
- 2026-07-21 15:23 UTCEPSS rescore
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- 2026-07-14 18:40 UTCOSV refresh
- 2026-07-13 22:28 UTCEPSS rescore
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- 2026-07-06 16:26 UTCEPSS rescore
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- 2026-06-26 19:37 UTCOSV refresh
- 2026-06-25 13:48 UTCEPSS rescore
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- 2026-06-10 13:21 UTCEPSS rescore
- 2026-06-09 04:00 UTCOSV refresh
- 2026-06-08 14:16 UTCEPSS rescore
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- 2026-06-07 15:24 UTCEPSS rescore
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- 2026-05-26 07:18 UTCEPSS rescore
- 2026-05-26 07:18 UTCEPSS rescore
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10 shownredhat
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Frequently asked(5)
What is CVE-2024-26141?
When was CVE-2024-26141 disclosed?
Is CVE-2024-26141 actively exploited?
What is the CVSS score of CVE-2024-26141?
How do I remediate CVE-2024-26141?
Dependency Blast Radius
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