VDB
CVE-2026-34519
CVE-2026-34519
PUBLISHED
CVSS 2.700000047683716 LOW
AIOHTTP has HTTP response splitting via \r in reason phrase
EPSS 0.04% · 13.3th percentile
Risk Scores
CVSS v4.0
2.700000047683716
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U
EPSS Score
0.04%
13.3th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| PyPI | aiohttp | 0 |
| aio-libs | aiohttp | < 3.13.4 |
Timeline
- Apr 1, 2026 CVE Published
- Apr 2, 2026 Security Advisory
- May 18, 2026 EPSS Score
- May 19, 2026 EPSS Score
- May 20, 2026 EPSS Score
- May 21, 2026 EPSS Score
- May 22, 2026 EPSS Score
- May 23, 2026 EPSS Score
- May 24, 2026 EPSS Score
- May 25, 2026 EPSS Score
- May 26, 2026 EPSS Score
- May 27, 2026 EPSS Score
References
- https://github.com/aio-libs/aiohttp/security/advisories/GHSA-mwh4-6h8g-pg8w url
- https://github.com/aio-libs/aiohttp/commit/53b35a2f8869c37a133e60bf1a82a1c01642ba2b url
- https://github.com/aio-libs/aiohttp/releases/tag/v3.13.4 url
- https://nvd.nist.gov/vuln/detail/CVE-2026-34519 advisory
- https://github.com/aio-libs/aiohttp package
- https://www.ibm.com/support/pages/node/7271707 advisory
- https://www.ibm.com/support/pages/node/7271922 advisory
- https://www.ibm.com/support/pages/node/7271681 advisory
- https://www.ibm.com/support/pages/node/7271765 advisory
- https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/37451 advisory
- https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/37445 advisory
- https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/37460 advisory
- https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/37449 advisory
- https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/37450 advisory
- https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/37466 advisory
- https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/37468 advisory
- https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/37444 advisory
- https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/37461 advisory
- https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/37459 advisory
- https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/37446 advisory
…and 7 more