CVE-2026-27448
MediumAdvisory
Published 16 Mar 2026In the index since 5 Sept 2026
- Severity
- Medium
- worst across findings
- CVSS
- 6.3
- base score, highest
- EPSS
- 0.002
- 15th percentile
- CISA KEV
- Not listed
- no confirmed exploitation
- Charts affected
- 305
- of 17,781 indexed, latest versions
- Container images
- 186
- deployed by those charts
- Fix available
- 2 of 2
- affected packages
pyOpenSSL allows TLS connection bypass via unhandled callback exception in set_tlsext_servername_callback
Carried by container images the latest versions of 305 of 17,781 indexed charts deploy, on 186 images.
| Affected package | Affected versions | Fixed in | Images |
|---|---|---|---|
| pyopensslpypi | 16.2.0, 17.3.0, 17.5.0, 18.0.0+18 more | 26.0.0 | 186 |
| pyopenssldeb | 17.5.0-1ubuntu1, 23.2.0-1 | 17.5.0-1ubuntu1+esm1, 23.2.0-1ubuntu0.1 | 4 |
- OSV records
- GHSA-vp96-hxj8-p424UBUNTU-CVE-2026-27448
- Also known as
- PYSEC-2026-2268, USN-8115-1, USN-8335-1
Charts affected
305 by stars
Container images carrying it
186 by charts deploying them
A fixed version is listed for 2 of the 2 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| lsstsqre/ | 5e0ade6bed1c | pyopenssl | 26.0.0 | 1 |
| lsstsqre/ | e9feb99f524d | pyopenssl | 26.0.0 | 1 |
| matrixdotorg/ | c3c4a9de2a0b | pyopenssl | 26.0.0 | 1 |
| matrixdotorg/ | cb89c0f17ba1 | pyopenssl | 26.0.0 | 1 |
| matrixdotorg/ | def97fd537d8 | pyopenssl | 26.0.0 | 1 |
| mirrorgitlabcontainers/ | 9efd73993c34 | pyopenssl | 26.0.0 | 1 |
| ncsapolyglot/ | 438d82cdbdb5 | pyopenssl | 26.0.0 | 1 |
| netbirdio/ | 1b59e1c905c9 | pyopenssl | 26.0.0 | 1 |
| netbirdio/ | 332cc31f5f35 | pyopenssl | 26.0.0 | 1 |
| ngoduykhanh/ | 099371dd9ba6 | pyopenssl | 26.0.0 | 1 |
| nlmacamp/ | 5dbb8589f824 | pyopenssl | 26.0.0 | 1 |
| omecproject/ | d109a8e57e71 | pyopenssl | 26.0.0 | 1 |
| openemr/ | 89eaa6d9a4e3 | pyopenssl | 26.0.0 | 1 |
| openspeedtest/ | d4d62f4b7d85 | pyopenssl | 26.0.0 | 1 |
| openstackhelm/ | f728510bab3c | pyopenssl | 26.0.0 | 1 |
| openstackhelm/ | e07d75953d2e | pyopenssl | 26.0.0 | 1 |
| openzaak/ | 2e65313b9b10 | pyopenssl | 26.0.0 | 1 |
| openzaak/ | 2ca2ea6e0ae9 | pyopenssl | 26.0.0 | 1 |
| pangeo/ | 5fbe688a4f80 | pyopenssl | 26.0.0 | 1 |
| psono/ | 3b974b43ea03 | pyopenssl | 26.0.0 | 1 |
| qichenxu4pd/ | d758d41d9c6b | pyopenssl | 26.0.0 | 1 |
| redash/ | 00d813437db5 | pyopenssl | 26.0.0 | 1 |
| redash/ | 9392753c0376 | pyopenssl | 26.0.0 | 1 |
| redash/ | c5c9148f5c38 | pyopenssl | 26.0.0 | 1 |
| rook/ | 2f970c425617 | pyopenssl | 26.0.0 | 1 |
| rook/ | 944a1dd70496 | pyopenssl | 26.0.0 | 1 |
| saidsef/ | f17f7c435891 | pyopenssl | 26.0.0 | 1 |
| saltstack/ | e9c7906b7a5c | pyopenssl | 26.0.0 | 1 |
| seafileltd/ | 6693911bcc40 | pyopenssl | 26.0.0 | 1 |
| seafileltd/ | 70628f29c663 | pyopenssl | 26.0.0 | 1 |
| seafileltd/ | 7ac833196f60 | pyopenssl | 26.0.0 | 1 |
| seafileltd/ | d0c66e4621bd | pyopenssl | 26.0.0 | 1 |
| sissbruecker/ | 0c5dddf0b37c | pyopenssl | 26.0.0 | 1 |
| sissbruecker/ | a222fb777e1f | pyopenssl | 26.0.0 | 1 |
| softonic/ | a64d6c0e0ae5 | pyopenssl | 26.0.0 | 1 |
| stackstorm/ | 88235ba70cad | pyopenssl | 26.0.0 | 1 |
| stackstorm/ | 6f56d239d280 | pyopenssl | 26.0.0 | 1 |
| stackstorm/ | 33ecfda16608 | pyopenssl | 26.0.0 | 1 |
| stackstorm/ | 4e3f8c7ca52d | pyopenssl | 26.0.0 | 1 |
| stackstorm/ | f190a6212195 | pyopenssl | 26.0.0 | 1 |
| stackstorm/ | 259503496ff9 | pyopenssl | 26.0.0 | 1 |
| stackstorm/ | b1de2055c362 | pyopenssl | 26.0.0 | 1 |
| stackstorm/ | b1a338f64773 | pyopenssl | 26.0.0 | 1 |
| stackstorm/ | 1c8904a3bf67 | pyopenssl | 26.0.0 | 1 |
| stackstorm/ | 1bf35bfaf00c | pyopenssl | 26.0.0 | 1 |
| stackstorm/ | 19fdfffdbba8 | pyopenssl | 26.0.0 | 1 |
| tachyongroup/ | f4f7fabe1037 | pyopenssl | 26.0.0 | 1 |
| tautulli/ | c4da15f058ea | pyopenssl | 26.0.0 | 1 |
| voltha/ | c4e41e92f046 | pyopenssl | 26.0.0 | 1 |
| voltha/ | 37f80524c207 | pyopenssl | 26.0.0 | 1 |