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
- 4,099
- of 17,813 indexed, latest versions
- Container images
- 4,687
- 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 4,099 of 17,813 indexed charts deploy, on 4,687 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+183 more | 1.25.11 | 4,687 |
- OSV records
- DEBIAN-CVE-2026-42504GO-2026-5038
- Also known as
- BIT-golang-2026-42504
Charts affected
4,099 by stars
| Chart | Latest | Affected images | Radar Score |
|---|
Container images carrying it
4,687 by charts deploying them
A fixed version is listed for 1 of the 2 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| chriseaton/ | 54c3384ce701 | stdlib | 1.25.11 | 1 |
| chrislusf/ | 634b094b2183 | stdlib | 1.25.11 | 1 |
| chrislusf/ | ed80f00fde46 | stdlib | 1.25.11 | 1 |
| chriswells0/ | f3918ec8471c | stdlib | 1.25.11 | 1 |
| circleci/ | 4d8d0ae5efc3 | stdlib | 1.25.11 | 1 |
| circleci/ | 9bdc62f02162 | stdlib | 1.25.11 | 1 |
| ciscolabs/ | 36d02faad958 | stdlib | 1.25.11 | 1 |
| ckan/ | ef8e5d3e6be1 | stdlib | 1.25.11 | 1 |
| clastix/ | 43d301afbca8 | stdlib | 1.25.11 | 1 |
| clickhouse/ | 512bb8a21483 | stdlib | 1.25.11 | 1 |
| clickhouse/ | dc5658853ce1 | stdlib | 1.25.11 | 1 |
| cloudbees/ | 1d44fb4f799b | stdlib | 1.25.11 | 1 |
| cloudbees/ | 8f102ef0383a | stdlib | 1.25.11 | 1 |
| cloudecho/ | f76ede067ab9 | stdlib | 1.25.11 | 1 |
| cloudentity/ | 9402ec4b5016 | stdlib | 1.25.11 | 1 |
| cloudentity/ | 8a1890eb8265 | stdlib | 1.25.11 | 1 |
| cloudentity/ | ee83cdd45b7b | stdlib | 1.25.11 | 1 |
| cloudentity/ | 5728654cecb7 | stdlib | 1.25.11 | 1 |
| cloudentity/ | 8ca94ae6acf4 | stdlib | 1.25.11 | 1 |
| cloudentity/ | c04eb10c77b7 | stdlib | 1.25.11 | 1 |
| cloudflare/ | 14d9c6b01b29 | stdlib | 1.25.11 | 1 |
| cloudflare/ | 5d5f70a59d5e | stdlib | 1.25.11 | 1 |
| cloudflare/ | c18744ae1767 | stdlib | 1.25.11 | 1 |
| cloudflare/ | eb5c9324efe3 | stdlib | 1.25.11 | 1 |
| cloudnativelabs/ | 0ec7cd73f43f | stdlib | 1.25.11 | 1 |
| cloudposse/ | 0d9507e8a760 | stdlib | 1.25.11 | 1 |
| cloudreve/ | f7a464100bf6 | stdlib | 1.25.11 | 1 |
| cmacrae/ | fc5fecba436e | stdlib | 1.25.11 | 1 |
| cmacrae/ | dec8d490fe40 | stdlib | 1.25.11 | 1 |
| cockroachdb/ | 983312754620 | stdlib | 1.25.11 | 1 |
| codecov/ | de483faad6e5 | stdlib | 1.25.11 | 1 |
| codenotary/ | 7c85d7cc4f22 | stdlib | 1.25.11 | 1 |
| codercom/ | 1e2cc688008e | stdlib | 1.25.11 | 1 |
| codercom/ | 47605610ad8d | stdlib | 1.25.11 | 1 |
| coderenvs/ | 1deffc4670e6 | stdlib | 1.25.11 | 1 |
| codeskyblue/ | caa862590e34 | stdlib | 1.25.11 | 1 |
| cometbft/ | 22c2ac018f40 | stdlib | 1.25.11 | 1 |
| conduction/ | 9cfeeb6c7c20 | stdlib | 1.25.11 | 1 |
| conduction/ | c36094a41369 | stdlib | 1.25.11 | 1 |
| conduction/ | ece1ab544c57 | stdlib | 1.25.11 | 1 |
| conduction/ | 25415534d245 | stdlib | 1.25.11 | 1 |
| conduction/ | 3423845692c1 | stdlib | 1.25.11 | 1 |
| conduction/ | 2744565516e8 | stdlib | 1.25.11 | 1 |
| conduction/ | e1d4ad1e22a8 | stdlib | 1.25.11 | 1 |
| conduction/ | b6f95c8ead7d | stdlib | 1.25.11 | 1 |
| conduction/ | 8f177f9f8a7b | stdlib | 1.25.11 | 1 |
| conduction/ | 24f03c57568f | stdlib | 1.25.11 | 1 |
| containous/ | 587162516502 | stdlib | 1.25.11 | 1 |
| contentsquareplatform/ | 24555f22d4be | stdlib | 1.25.11 | 1 |
| coredns/ | 40384aa1f5ea | stdlib | 1.25.11 | 1 |