Twisted is an event-based framework for internet applications, supporting Python 3.6+. The HTTP 1.0 and 1.1 server provided by twisted.web could process pipelined HTTP requests out-of-order, possibly resulting in information disclosure. This vulnerability is fixed in 24.7.0rc1.
CVE-2024-41671
This high-severity CVE scores 8.3 under NVD CVSS v3. EPSS exploit probability: 0.1%, top 71% 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).
- High severity, but no confirmed exploitation yet
A fix is available — apply it.
- CVSS v3
- 8.3
- EG Score
- 8.3(medium)
- EPSS
- 54.1%
- KEV
- Not listed
Published
July 29, 2024
Last Modified
April 15, 2026
References (8)
- security-advisories@githubhttps://github.com/twisted/twisted/commit/046a164f89a0f08d3239ecebd750360f8914df33
- security-advisories@githubhttps://github.com/twisted/twisted/commit/4a930de12fb67e88fefcb8822104152f42b27abc
- security-advisories@githubhttps://github.com/twisted/twisted/security/advisories/GHSA-c8m8-j448-xjx7
- af854a3a-2127-422b-91ae-364da2661108https://github.com/twisted/twisted/commit/046a164f89a0f08d3239ecebd750360f8914df33
- af854a3a-2127-422b-91ae-364da2661108https://github.com/twisted/twisted/commit/4a930de12fb67e88fefcb8822104152f42b27abc
- af854a3a-2127-422b-91ae-364da2661108https://github.com/twisted/twisted/security/advisories/GHSA-c8m8-j448-xjx7
- af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2024/11/msg00028.html
- af854a3a-2127-422b-91ae-364da2661108https://www.vicarius.io/vsociety/posts/disordered-http-pipeline-in-twistedweb-cve-2024-4167
Vendor Advisories for CVE-2024-41671(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Patch Availability(2)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | twisted-doc (22.1.0-2ubuntu2.5) @ jammy | 2026-05-22 | ubuntu |
| ubuntu | twisted-doc (17.9.0-2ubuntu0.3+esm2) @ bionic | 2026-05-22 | ubuntu |
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)
PyPI(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| twisted | 1.0.1 ... 9.0.0 (99 versions) | 24.7.0rc1 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Additional Vendor Advisories
(2)
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.
Data Freshness Timeline
(refreshed 9× in last 7d / 45× 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.
- 2026-07-11 08:26 UTCEPSS rescore
- 2026-07-11 03:11 UTCOSV refresh
- 2026-07-09 19:09 UTCEPSS rescore
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- 2026-06-29 14:05 UTCEPSS rescore
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- 2026-06-25 13:49 UTCEPSS rescore
- 2026-06-24 14:04 UTCEPSS rescore
- 2026-06-24 14:04 UTCEPSS rescore
- 2026-06-23 21:32 UTCEPSS rescore
- 2026-06-23 21:32 UTCEPSS rescore
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- 2026-06-22 14:25 UTCEPSS rescore
- 2026-06-22 14:25 UTCEPSS rescore
- 2026-06-22 10:32 UTCOSV refresh
- 2026-06-21 14:55 UTCEPSS rescore
- 2026-06-21 01:58 UTCEPSS rescore
- 2026-06-21 01:58 UTCEPSS rescore
- 2026-06-19 19:25 UTCEPSS rescore
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- 2026-06-05 06:09 UTCEPSS rescore
- 2026-06-05 06:09 UTCEPSS rescore
- 2026-06-04 14:09 UTCOSV refresh
- 2026-06-04 13:11 UTCEPSS rescore
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- 2026-05-29 13:43 UTCEPSS rescore
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- 2026-05-26 07:18 UTCEPSS rescore
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- 2026-05-26 07:18 UTCEPSS rescore
- 2026-05-23 00:09 UTCEG score recompute
- 2026-05-22 21:16 UTCEPSS rescore
- 2026-05-22 21:16 UTCEPSS rescore
- 2026-05-22 21:16 UTCEPSS rescore
- 2026-05-22 21:16 UTCEPSS rescore
- 2026-05-22 00:06 UTCEG score recompute
- 2026-05-22 00:06 UTCVendor advisory
- 2026-05-21 22:42 UTCEPSS rescore
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- 2026-05-18 21:30 UTCEPSS rescore
Related CVEs(same vendor + same CWE)
Same vendor
10 shownubuntu · msrc
Same CWE
10 shownCWE-444
- CVE-2020-15049EG 9.9EPSS 92%CRITICAL
- CVE-2020-35863EG 9.8CRITICAL
- CVE-2020-7611EG 9.8CRITICAL
- CVE-2020-1944EG 9.8CRITICAL
- CVE-2019-17565EG 9.8CRITICAL
- CVE-2019-17559EG 9.8CRITICAL
- CVE-2020-10109EG 9.8CRITICAL
- CVE-2020-10108EG 9.8EPSS 90%CRITICAL
- CVE-2015-5741EG 9.8CRITICAL
- CVE-2019-15605EG 9.8EPSS 99%CRITICAL
Frequently asked(5)
What is CVE-2024-41671?
When was CVE-2024-41671 disclosed?
Is CVE-2024-41671 actively exploited?
What is the CVSS score of CVE-2024-41671?
How do I remediate CVE-2024-41671?
Dependency Blast Radius
See which npm, PyPI, Go, and Maven packages are affected by CVE-2024-41671
Is Your Infrastructure Affected by CVE-2024-41671?
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