CVE-2026-59881
MediumAdvisory
Published 30 Jul 2026In the index since 5 Sept 2026
- Severity
- Medium
- worst across findings
- CVSS
- 6.9
- base score, highest
- EPSS
- 0.003
- 23rd percentile
- CISA KEV
- Not listed
- no confirmed exploitation
- Charts affected
- 175
- of 17,781 indexed, latest versions
- Container images
- 176
- deployed by those charts
- Fix available
- 1 of 2
- affected packages
AIOHTTP: WebSocket client accepts compressed frames without negotiated permessage-deflate
Carried by container images the latest versions of 175 of 17,781 indexed charts deploy, on 176 images.
| Affected package | Affected versions | Fixed in | Images |
|---|---|---|---|
| aiohttppypi | 3.4.4, 3.5.4, 3.6.2, 3.7.1+34 more | 3.14.2 | 176 |
| python-aiohttpdeb | 3.8.4-1, 3.11.16-1+deb13u1 | no fix listed | 2 |
- OSV records
- DEBIAN-CVE-2026-59881GHSA-mq44-7p77-q5h7
- Also known as
- PYSEC-2026-3547
Charts affected
175 by stars
Container images carrying it
176 by charts deploying them
A fixed version is listed for 1 of the 2 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| opea/ | 0c25aab3f106 | aiohttp | 3.14.2 | 4 |
| quay.io/ | 6545dac92173 | aiohttp | 3.14.2 | 3 |
| ilum/ | 624fd09528c8 | aiohttp | 3.14.2 | 2 |
| matrixdotorg/ | ba6a587fa508 | aiohttp | 3.14.2 | 2 |
| opea/ | 5c9639de61c1 | aiohttp | 3.14.2 | 2 |
| opea/ | e48613afb191 | aiohttp | 3.14.2 | 2 |
| opea/ | eb746b263705 | aiohttp | 3.14.2 | 2 |
| safeglobal/ | 09a5e495c219 | aiohttp | 3.14.2 | 2 |
| vdiogov/ | 6945f84f0058 | aiohttp python-aiohttp | 3.14.2 no fix listed | 2 |
| ghcr.io/ | 896fc7b18b1b | aiohttp | 3.14.2 | 2 |
| ghcr.io/ | fd8d3e6e4cdf | aiohttp | 3.14.2 | 2 |
| ghcr.io/ | 647a3c938d31 | aiohttp | 3.14.2 | 2 |
| acockburn/ | 3a93281d7e94 | aiohttp | 3.14.2 | 1 |
| agentarea/ | 9e15e16fa758 | aiohttp | 3.14.2 | 1 |
| agentarea/ | 1e5cb68ee77a | aiohttp | 3.14.2 | 1 |
| aibrix/ | 63fb81a64377 | aiohttp | 3.14.2 | 1 |
| alerta/ | 4786b9eaa606 | aiohttp | 3.14.2 | 1 |
| apache/ | 64e58748b6b9 | aiohttp | 3.14.2 | 1 |
| apache/ | ce90bdc3d2af | aiohttp | 3.14.2 | 1 |
| apache/ | e5560ad0b86e | aiohttp | 3.14.2 | 1 |
| apache/ | 975ab033580d | aiohttp | 3.14.2 | 1 |
| apecloud/ | 8ac9947a2c84 | aiohttp | 3.14.2 | 1 |
| aristidetm/ | 469dbc951224 | aiohttp | 3.14.2 | 1 |
| aristidetm/ | ccb516cb8474 | aiohttp | 3.14.2 | 1 |
| assistiot/ | 0aacefac9677 | aiohttp | 3.14.2 | 1 |
| assistiot/ | 7d6a0d534c7f | aiohttp | 3.14.2 | 1 |
| baserow/ | e0b3c8130b91 | aiohttp | 3.14.2 | 1 |
| baserow/ | df0c42eb67e8 | aiohttp | 3.14.2 | 1 |
| berkeleyskypilot/ | 3bc8bf8f4d83 | aiohttp | 3.14.2 | 1 |
| berkeleyskypilot/ | 8da2f3cda472 | aiohttp | 3.14.2 | 1 |
| byjg/ | 230fdb7b00ae | aiohttp | 3.14.2 | 1 |
| checkmk/ | c11b422210c4 | aiohttp | 3.14.2 | 1 |
| chiefonboarding/ | 59bc7aa60fe7 | aiohttp | 3.14.2 | 1 |
| ciuse99/ | d72768245ef5 | aiohttp | 3.14.2 | 1 |
| clowder/ | 11f3d844e4c0 | aiohttp | 3.14.2 | 1 |
| clowder/ | 14155326c7b9 | aiohttp | 3.14.2 | 1 |
| clowder/ | bf146f1ca24f | aiohttp | 3.14.2 | 1 |
| codaprotocol/ | 37c68e67a401 | aiohttp | 3.14.2 | 1 |
| cznic/ | fe71c5214fdc | aiohttp python-aiohttp | 3.14.2 no fix listed | 1 |
| datamate/ | 2dd66b722464 | aiohttp | 3.14.2 | 1 |
| deepflowce/ | a1888d35e787 | aiohttp | 3.14.2 | 1 |
| devopstales/ | 75136aa7a26e | aiohttp | 3.14.2 | 1 |
| dserio83/ | 6b3d9115fee2 | aiohttp | 3.14.2 | 1 |
| evk02/ | ef6ff257ef35 | aiohttp | 3.14.2 | 1 |
| factly/ | ca5bc71d1d5c | aiohttp | 3.14.2 | 1 |
| flag5/ | 4ad5748bfcc6 | aiohttp | 3.14.2 | 1 |
| galaxy/ | e5c265fe9fcd | aiohttp | 3.14.2 | 1 |
| galaxy/ | e50a890e24c9 | aiohttp | 3.14.2 | 1 |
| guillh/ | 4fb99dbc32b2 | aiohttp | 3.14.2 | 1 |
| halkeye/ | 77b05e95fdb5 | aiohttp | 3.14.2 | 1 |