OPENSUSE-SU-2026:21687-1
Advisory lineage Upstream: 3 Downstream: 0
Published: 30 Aug 2026, 14:37
Last modified:31 Aug 2026, 18:15
Vulnerability Summary
Overall Risk (default)
minimal
0/100 CVSS Score
No data
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected
Timeline
30 Aug 2026, 14:37
Published
Vulnerability first disclosed
31 Aug 2026, 18:15
Last Modified
Vulnerability information updated
Description
Security update for python-aiohttp This update for python-aiohttp fixes the following issues: - CVE-2026-59881: excessive resource consumption due to WebSocket client accepting compressed frames without negotiated permessage-deflate (bsc#1273125). - CVE-2026-69243: HTTP request smuggling via the WebSocket upgrade procedure (bsc#1273553). - CVE-2026-69244: out-of-bounds heap read in the C response parser while building an error message for a malformed response (bsc#1273552).
Affected Systems
- opensuse•python-aiohttp&distro=openSUSE Leap 16.0
< 3.11.16-160000.7.1