CVE-2021-42550
MediumAdvisory
Published 17 Dec 2021In the index since 6 Sept 2026
- Severity
- Medium
- worst across findings
- CVSS
- 6.6
- base score, highest
- EPSS
- 0.044
- 91st percentile
- CISA KEV
- Not listed
- no confirmed exploitation
- Charts affected
- 239
- of 17,781 indexed, latest versions
- Container images
- 183
- deployed by those charts
- Fix available
- 1 of 1
- affected package
Deserialization of Untrusted Data in logback
Carried by container images the latest versions of 239 of 17,781 indexed charts deploy, on 183 images.
| Affected package | Affected versions | Fixed in | Images |
|---|---|---|---|
| logback-coremaven | 1.0.11, 1.0.13, 1.1.2, 1.1.3+9 more | 1.2.9 | 183 |
- OSV records
- GHSA-668q-qrv7-99fm
Charts affected
239 by stars
Container images carrying it
183 by charts deploying them
A fixed version is listed for 1 of the 1 affected package.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| dellcloud/ | 6ba7b22caacd | logback-core | 1.2.9 | 79 |
| library/ | ce85468c5bad | logback-core | 1.2.9 | 7 |
| mastercloudapps/ | 40a950b311b2 | logback-core | 1.2.9 | 4 |
| oscarsotosanchez/ | d4d020e9f272 | logback-core | 1.2.9 | 4 |
| apache/ | e8b7c4ddd069 | logback-core | 1.2.9 | 3 |
| apache/ | 0bd3b25c4be4 | logback-core | 1.2.9 | 3 |
| codeurjc/ | 800cf520c245 | logback-core | 1.2.9 | 3 |
| lmenezes/ | 7d9e2b77e459 | logback-core | 1.2.9 | 3 |
| pavanelthepu/ | f47658e3b24c | logback-core | 1.2.9 | 3 |
| supertokens/ | 18d34c781347 | logback-core | 1.2.9 | 3 |
| apachepulsar/ | b341ef76a852 | logback-core | 1.2.9 | 2 |
| geoservercloud/ | 756559ee788a | logback-core | 1.2.9 | 2 |
| geoservercloud/ | 99540eef78ad | logback-core | 1.2.9 | 2 |
| geoservercloud/ | 5c254c53a357 | logback-core | 1.2.9 | 2 |
| geoservercloud/ | c687b1cbc891 | logback-core | 1.2.9 | 2 |
| geoservercloud/ | 5288f320cf36 | logback-core | 1.2.9 | 2 |
| geoservercloud/ | a30a60ac6cd0 | logback-core | 1.2.9 | 2 |
| gradiant/ | c33d53913869 | logback-core | 1.2.9 | 2 |
| library/ | 5aa8400b4b3b | logback-core | 1.2.9 | 2 |
| linuxserver/ | 9932d6759112 | logback-core | 1.2.9 | 2 |
| scorpiobroker/ | 01e11d800459 | logback-core | 1.2.9 | 2 |
| scorpiobroker/ | 3f05a113a4be | logback-core | 1.2.9 | 2 |
| scorpiobroker/ | 5073ceef2fa0 | logback-core | 1.2.9 | 2 |
| scorpiobroker/ | 62dae3dd0eeb | logback-core | 1.2.9 | 2 |
| scorpiobroker/ | a2cfcf0947fd | logback-core | 1.2.9 | 2 |
| scorpiobroker/ | b742a53b2803 | logback-core | 1.2.9 | 2 |
| scorpiobroker/ | b7fe27a06ff5 | logback-core | 1.2.9 | 2 |
| scorpiobroker/ | c46c1517e523 | logback-core | 1.2.9 | 2 |
| scorpiobroker/ | e08036670d66 | logback-core | 1.2.9 | 2 |
| scorpiobroker/ | f02e8a429a08 | logback-core | 1.2.9 | 2 |
| adagber/ | e5c1ed097752 | logback-core | 1.2.9 | 1 |
| airsonicadvanced/ | f7cbafac2806 | logback-core | 1.2.9 | 1 |
| amartinm82/ | 1184353ff57b | logback-core | 1.2.9 | 1 |
| andrianrf/ | 46abe878d9d8 | logback-core | 1.2.9 | 1 |
| andrianrf/ | b63fdb51d39d | logback-core | 1.2.9 | 1 |
| andrianrf/ | ba560086ce15 | logback-core | 1.2.9 | 1 |
| andrianrf/ | 7da47f525c7d | logback-core | 1.2.9 | 1 |
| apacheignite/ | d7deab68b8fa | logback-core | 1.2.9 | 1 |
| apache/ | 8647309f95d1 | logback-core | 1.2.9 | 1 |
| apache/ | 090b7f87ec7f | logback-core | 1.2.9 | 1 |
| apache/ | 974efa2f21da | logback-core | 1.2.9 | 1 |
| apachepulsar/ | 16f9fdab3fa6 | logback-core | 1.2.9 | 1 |
| apachepulsar/ | 3b262ab7a7d9 | logback-core | 1.2.9 | 1 |
| apachepulsar/ | 4db6ff0b4045 | logback-core | 1.2.9 | 1 |
| apachepulsar/ | 9c9947de139d | logback-core | 1.2.9 | 1 |
| apachepulsar/ | d056c89b7131 | logback-core | 1.2.9 | 1 |
| apachepulsar/ | d538416d5afe | logback-core | 1.2.9 | 1 |
| apacherocketmq/ | 24799aff6cf8 | logback-core | 1.2.9 | 1 |
| apache/ | 1bd5756f6273 | logback-core | 1.2.9 | 1 |
| apache/ | 67d50e4deff4 | logback-core | 1.2.9 | 1 |