CVE-2026-40356
HighAdvisory
Published 28 Apr 2026In the index since 5 Sept 2026
- Severity
- High
- worst across findings
- CVSS
- 7.5
- base score, highest
- EPSS
- 0.006
- 47th percentile
- CISA KEV
- Not listed
- no confirmed exploitation
- Charts affected
- 939
- of 17,787 indexed, latest versions
- Container images
- 1,000
- deployed by those charts
- Fix available
- 2 of 2
- affected packages
Red Hat Security Advisory: krb5 security update
Carried by container images the latest versions of 939 of 17,787 indexed charts deploy, on 1,000 images.
| Affected package | Affected versions | Fixed in | Images |
|---|---|---|---|
| krb5deb | 1.19.2-2, 1.19.2-2ubuntu0.1, 1.19.2-2ubuntu0.2, 1.19.2-2ubuntu0.3+20 more | 1.19.2-2ubuntu0.8, 1.20.1-2+deb12u5, 1.20.1-6ubuntu2.7, 1.21.3-5+deb13u1+2 more | 970 |
| krb5rpm | 1.20.1-8.el9, 1.20.1-9.el9_2, 1.21.1-1.el9, 1.21.1-2.el9_4+2 more | 0:1.20.1-9.el9_2.6, 0:1.21.1-2.el9_4.5, 0:1.21.1-8.el9_6.2 | 30 |
- OSV records
- DEBIAN-CVE-2026-40356RHSA-2026:24683RHSA-2026:24685RHSA-2026:24686UBUNTU-CVE-2026-40356ECHO-874c-29e0-d62b
- Also known as
- USN-8585-1
Charts affected
939 by stars
Container images carrying it
1,000 by charts deploying them
A fixed version is listed for 2 of the 2 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| guacamole/ | 0f62f6d17ab3 | krb5 | 1.19.2-2ubuntu0.8 | 1 |
| guillh/ | 4fb99dbc32b2 | krb5 | 1.20.1-2+deb12u5 | 1 |
| gulacedia/ | 67b467d961ca | krb5 | 1.20.1-2+deb12u5 | 1 |
| hamidyousefi93/ | c34f071f6ed0 | krb5 | 1.20.1-2+deb12u5 | 1 |
| hamzaarshad10/ | 2c1c3b86a8e7 | krb5 | 1.20.1-2+deb12u5 | 1 |
| hamzaarshad10/ | 154f38e8668e | krb5 | 1.20.1-2+deb12u5 | 1 |
| hansehe/ | bc8e45262bc4 | krb5 | 1.20.1-2+deb12u5 | 1 |
| hasura/ | 0111b0204136 | krb5 | 1.19.2-2ubuntu0.8 | 1 |
| hasura/ | f6c1c4b957d2 | krb5 | 1.19.2-2ubuntu0.8 | 1 |
| hazegoodlife/ | 50f02d2d5d4d | krb5 | 1.20.1-2+deb12u5 | 1 |
| hazegoodlife/ | 8d4c63169e14 | krb5 | 1.20.1-2+deb12u5 | 1 |
| hecrom/ | bb0372939c19 | krb5 | 1.20.1-2+deb12u5 | 1 |
| helicone/ | 4a913936c97b | krb5 | 1.20.1-2+deb12u5 | 1 |
| helmforge/ | 61f759a1421f | krb5 | 1.21.3-5+deb13u1 | 1 |
| helmforge/ | fcb7017327d6 | krb5 | 1.21.3-5+deb13u1 | 1 |
| hiboxsystems/ | b59f01bc0418 | krb5 | 1.21.3-5+deb13u1 | 1 |
| hiboxsystems/ | dcffb926e563 | krb5 | 1.20.1-2+deb12u5 | 1 |
| hirosystems/ | 9c98b23c1515 | krb5 | 1.20.1-2+deb12u5 | 1 |
| hivemq/ | 241d6a8e1963 | krb5 | 1.19.2-2ubuntu0.8 | 1 |
| hivemq/ | f9746d5d70fa | krb5 | 1.20.1-6ubuntu2.7 | 1 |
| hiversh/ | 839226cc6e41 | krb5 | 1.19.2-2ubuntu0.8 | 1 |
| hjacobs/ | fbb303ed463c | krb5 | 1.20.1-2+deb12u5 | 1 |
| hjacobs/ | 431f1bf013d0 | krb5 | 1.20.1-2+deb12u5 | 1 |
| hmediade/ | 481a552c8e1c | krb5 | 1.19.2-2ubuntu0.8 | 1 |
| hmediade/ | 7f005eb6c718 | krb5 | 1.19.2-2ubuntu0.8 | 1 |
| hyperglance/ | 467ad8491bc3 | krb5 | 1.19.2-2ubuntu0.8 | 1 |
| hyperglance/ | 9fd5faf1fe80 | krb5 | 1.19.2-2ubuntu0.8 | 1 |
| hyperglance/ | b2f8c6d52623 | krb5 | 1.19.2-2ubuntu0.8 | 1 |
| ildarmukhametzyanov/ | 15d23720a3ee | krb5 | 1.20.1-2+deb12u5 | 1 |
| infiniflow/ | 992c87a68612 | krb5 | 1.19.2-2ubuntu0.8 | 1 |
| inseefrlab/ | 31f04ca7436b | krb5 | 1.19.2-2ubuntu0.8 | 1 |
| instill/ | c4a393e601ed | krb5 | 1.21.3-5+deb13u1 | 1 |
| instill/ | ebe12f77a3f9 | krb5 | 1.21.3-5+deb13u1 | 1 |
| instill/ | e980125e5ba5 | krb5 | 1.21.3-5+deb13u1 | 1 |
| intelowlproject/ | 0b22e547ea6b | krb5 | 1.20.1-2+deb12u5 | 1 |
| iomesh/ | 1a151f602451 | krb5 | 1.19.2-2ubuntu0.8 | 1 |
| iomesh/ | 5d3f9bf9240b | krb5 | 1.19.2-2ubuntu0.8 | 1 |
| ispras/ | 42aa9fa9f189 | krb5 | 1.19.2-2ubuntu0.8 | 1 |
| istio/ | 328b237e4fb1 | krb5 | 1.20.1-2+deb12u5 | 1 |
| istio/ | 0a7f02b2c7c9 | krb5 | 1.20.1-2+deb12u5 | 1 |
| istio/ | ab34c4740f44 | krb5 | 1.20.1-6ubuntu2.7 | 1 |
| istio/ | ce27c9ce43c8 | krb5 | 1.20.1-6ubuntu2.7 | 1 |
| istio/ | 70f9d1fe5fff | krb5 | 1.19.2-2ubuntu0.8 | 1 |
| istio/ | 325156535773 | krb5 | 1.20.1-6ubuntu2.7 | 1 |
| istio/ | 9c3d6a218181 | krb5 | 1.20.1-6ubuntu2.7 | 1 |
| istio/ | ac0284d75ec9 | krb5 | 1.19.2-2ubuntu0.8 | 1 |
| istio/ | ce9d87606701 | krb5 | 1.19.2-2ubuntu0.8 | 1 |
| istio/ | db08d6963975 | krb5 | 1.19.2-2ubuntu0.8 | 1 |
| istio/ | f8b0e412ac4a | krb5 | 1.20.1-6ubuntu2.7 | 1 |
| istio/ | 05f3972d80a9 | krb5 | 1.20.1-6ubuntu2.7 | 1 |