CVE-2026-42504
HighAdvisory
Published 2 Jun 2026In the index since 5 Sept 2026
- Severity
- High
- worst across findings
- CVSS
- 7.5
- base score, highest
- EPSS
- 0.006
- 45th percentile
- CISA KEV
- Not listed
- no confirmed exploitation
- Charts affected
- 4,186
- of 17,832 indexed, latest versions
- Container images
- 4,772
- deployed by those charts
- Fix available
- 1 of 2
- affected packages
Quadratic complexity in WordDecoder.DecodeHeader in mime
Carried by container images the latest versions of 4,186 of 17,832 indexed charts deploy, on 4,772 images.
| Affected package | Affected versions | Fixed in | Images |
|---|---|---|---|
| golang-1.19deb | 1.19.8-2 | no fix listed | 1 |
| stdlibgolang | go1.13, go1.13.1, go1.13.3, go1.13.4+185 more | 1.25.11 | 4,772 |
- OSV records
- DEBIAN-CVE-2026-42504GO-2026-5038
- Also known as
- BIT-golang-2026-42504
Charts affected
4,186 by stars
| Chart | Latest | Affected images | Radar Score |
|---|
Container images carrying it
4,772 by charts deploying them
A fixed version is listed for 1 of the 2 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| superque/ | 28ca636d1dee | stdlib | 1.25.11 | 1 |
| supporttools/ | ab55fd5a69c3 | stdlib | 1.25.11 | 1 |
| supporttools/ | cbd45f6b02b8 | stdlib | 1.25.11 | 1 |
| supporttools/ | f4f775dd43b9 | stdlib | 1.25.11 | 1 |
| supporttools/ | e3687d66bcfa | stdlib | 1.25.11 | 1 |
| surajwarbhe/ | 85248611e9f1 | stdlib | 1.25.11 | 1 |
| svtechnmaa/ | 1d71314424aa | stdlib | 1.25.11 | 1 |
| svtechnmaa/ | 6d91c2e4e882 | stdlib | 1.25.11 | 1 |
| svtechnmaa/ | a59d0b81dde2 | stdlib | 1.25.11 | 1 |
| svtechnmaa/ | 6e368ace0977 | stdlib | 1.25.11 | 1 |
| svtechnmaa/ | 1a75d88031fe | stdlib | 1.25.11 | 1 |
| syepes/ | 00af1691570e | stdlib | 1.25.11 | 1 |
| syncthing/ | 7c60eb0ec887 | stdlib | 1.25.11 | 1 |
| syncthing/ | 966433161272 | stdlib | 1.25.11 | 1 |
| sysintelligent/ | 77fb30df847d | stdlib | 1.25.11 | 1 |
| sysnet4admin/ | c947c3629371 | stdlib | 1.25.11 | 1 |
| t3nde/ | 77e008f764db | stdlib | 1.25.11 | 1 |
| tailscale/ | 8edd06cf5bac | stdlib | 1.25.11 | 1 |
| tailscale/ | dbeff02d2337 | stdlib | 1.25.11 | 1 |
| tailwarden/ | 3f68c8ae7993 | stdlib | 1.25.11 | 1 |
| tautulli/ | 670e68dd9efc | stdlib | 1.25.11 | 1 |
| tdengine/ | 4140a4021ddb | stdlib | 1.25.11 | 1 |
| tdeutsch/ | b67186f4c9a5 | stdlib | 1.25.11 | 1 |
| tektonops/ | c2198746cf8f | stdlib | 1.25.11 | 1 |
| temporalio/ | 258958fe2ff2 | stdlib | 1.25.11 | 1 |
| temporalio/ | 37e2e33dbd7b | stdlib | 1.25.11 | 1 |
| temporalio/ | 836af062af30 | stdlib | 1.25.11 | 1 |
| temporalio/ | a3a52e6ca122 | stdlib | 1.25.11 | 1 |
| temporalio/ | cda4901bab53 | stdlib | 1.25.11 | 1 |
| temporalio/ | cfde8170c92f | stdlib | 1.25.11 | 1 |
| temporalio/ | 5b3502a3b685 | stdlib | 1.25.11 | 1 |
| temporalio/ | b44cbfeb43db | stdlib | 1.25.11 | 1 |
| temporalio/ | 1e2626efcbc1 | stdlib | 1.25.11 | 1 |
| temporalio/ | 8a5798191dea | stdlib | 1.25.11 | 1 |
| temporalio/ | c1e3326b2ce1 | stdlib | 1.25.11 | 1 |
| temporalio/ | ddeebf8bad8f | stdlib | 1.25.11 | 1 |
| temporalio/ | 0b36e00aad30 | stdlib | 1.25.11 | 1 |
| temporalio/ | 5c2a3645d09c | stdlib | 1.25.11 | 1 |
| temporalio/ | 5c586a3c8ec5 | stdlib | 1.25.11 | 1 |
| temporalio/ | b768f87f18b5 | stdlib | 1.25.11 | 1 |
| temporalio/ | fc47cd8202c9 | stdlib | 1.25.11 | 1 |
| tensorzero/ | f2563d54724e | stdlib | 1.25.11 | 1 |
| tenureai/ | 5f5b222df9a5 | stdlib | 1.25.11 | 1 |
| thanosio/ | 88276fcd1491 | stdlib | 1.25.11 | 1 |
| thanosio/ | b12d5c31bf5a | stdlib | 1.25.11 | 1 |
| thecampagnards/ | 7dca9d973837 | stdlib | 1.25.11 | 1 |
| thecodingmachine/ | 64001369dad5 | stdlib | 1.25.11 | 1 |
| thecodingmachine/ | 01df99622ad3 | stdlib | 1.25.11 | 1 |
| thecodingmachine/ | 5bdab56da2fa | stdlib | 1.25.11 | 1 |
| thecodingmachine/ | d8f66979b9b4 | stdlib | 1.25.11 | 1 |