CVE-2026-27171
MediumAdvisory
Published 18 Feb 2026In the index since 5 Sept 2026
- Severity
- Medium
- worst across findings
- CVSS
- 5.5
- base score, highest
- EPSS
- 0.002
- 14th percentile
- CISA KEV
- Not listed
- no confirmed exploitation
- Charts affected
- 2,482
- of 17,805 indexed, latest versions
- Container images
- 2,627
- deployed by those charts
- Fix available
- 3 of 3
- affected packages
CVE-2026-27171 affecting package zlib for versions less than 1.3.2-1
Carried by container images the latest versions of 2,482 of 17,805 indexed charts deploy, on 2,627 images.
| Affected package | Affected versions | Fixed in | Images |
|---|---|---|---|
| zlibdeb | 1:1.2.13.dfsg-1, 1:1.3.dfsg-3.1ubuntu2, 1:1.3.dfsg-3.1ubuntu2.1, 1:1.3.dfsg+really1.3.1-1+b1+5 more | 1:1.3.dfsg-3.1ubuntu2.2, 1:1.3.dfsg+really1.3.1-1+e1, 1:1.3.dfsg+really1.3.1-1ubuntu3.1 | 1,715 |
| zlibapk | 1.3-r2, 1.3.1-r1, 1.3.1-r2, 1.3.1-r4+3 more | 1.3.2-r0 | 906 |
| zlibrpm | 1.2.11-lp151.5.3.1, 1.2.13-150500.4.3.1, 1.3.1-1.azl3 | 1.2.13-150500.4.6.1, 1.3.1-2.1, 1.3.2-1 | 6 |
- OSV records
- ALPINE-CVE-2026-27171DEBIAN-CVE-2026-27171CGA-x526-fwrp-6v3cUBUNTU-CVE-2026-27171AZL-77886ECHO-e10b-f259-a98bopenSUSE-SU-2026:10617-1SUSE-SU-2026:0783-1
- Also known as
- CGA-xjhg-6p5p-42rc, USN-8706-1
Charts affected
2,482 by stars
Container images carrying it
2,627 by charts deploying them
A fixed version is listed for 3 of the 3 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| ghcr.io/ | 497893753e16 | zlib | no fix listed | 1 |
| ghcr.io/ | 6d84f6c4ce20 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | fbba58ddb1a6 | zlib | no fix listed | 1 |
| ghcr.io/ | 416e980f76a6 | zlib | no fix listed | 1 |
| ghcr.io/ | d7f76c9c65d9 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | f7e607f24071 | zlib | no fix listed | 1 |
| ghcr.io/ | 7dc0ee57b628 | zlib | no fix listed | 1 |
| ghcr.io/ | 9a32b89c0c19 | zlib | 1.3.2-r0 | 1 |
| mcr.microsoft.com/ | 4bab24f36c1e | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| mcr.microsoft.com/ | cee0f4db03b5 | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| mcr.microsoft.com/ | 59b9d0348428 | zlib | 1.3.2-1 | 1 |
| mcr.microsoft.com/ | e101b832b34d | zlib | no fix listed | 1 |
| public.ecr.aws/ | 5a5d32281374 | zlib | no fix listed | 1 |
| public.ecr.aws/ | 138c8b82c398 | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| public.ecr.aws/ | f669a6eacf8c | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| public.ecr.aws/ | 43316f900242 | zlib | 1:1.3.dfsg+really1.3.1-1ubuntu3.1 | 1 |
| public.ecr.aws/ | 1ed844ecab29 | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| public.ecr.aws/ | 97d830d5538a | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| public.ecr.aws/ | a47eb6cc17ea | zlib | 1:1.3.dfsg+really1.3.1-1ubuntu3.1 | 1 |
| public.ecr.aws/ | 1eb61443d68e | zlib | 1.3.2-r0 | 1 |
| public.ecr.aws/ | d94ce715f051 | zlib | 1.3.2-r0 | 1 |
| public.ecr.aws/ | 47200b041382 | zlib | no fix listed | 1 |
| public.ecr.aws/ | 832d7785830f | zlib | no fix listed | 1 |
| public.ecr.aws/ | 16e7f5c7161e | zlib | 1.3.2-r0 | 1 |
| public.ecr.aws/ | f4925b15ce94 | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| public.ecr.aws/ | bda08753668d | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| public.ecr.aws/ | 59c7e728fb3a | zlib | no fix listed | 1 |
| public.ecr.aws/ | fea799d4fb2f | zlib | no fix listed | 1 |
| public.ecr.aws/ | bf9db911deed | zlib | 1:1.3.dfsg+really1.3.1-1+e1 | 1 |
| public.ecr.aws/ | b7d7910c0bb0 | zlib | 1:1.3.dfsg+really1.3.1-1+e1 | 1 |
| public.ecr.aws/ | b1493760c716 | zlib | no fix listed | 1 |
| public.ecr.aws/ | 34823c8abe00 | zlib | no fix listed | 1 |
| public.ecr.aws/ | 5cd62142d6ed | zlib | no fix listed | 1 |
| public.ecr.aws/ | f8fb4eea4071 | zlib | no fix listed | 1 |
| public.ecr.aws/ | 046ef5c9ed50 | zlib | no fix listed | 1 |
| public.ecr.aws/ | dc5a516c2333 | zlib | no fix listed | 1 |
| public.ecr.aws/ | e8014c6c58b6 | zlib | 1.3.2-r0 | 1 |
| public.ecr.aws/ | 36d051110158 | zlib | no fix listed | 1 |
| public.ecr.aws/ | 9e14a72b066d | zlib | no fix listed | 1 |
| public.ecr.aws/ | cfc92cc2de65 | zlib | 1.3.2-r0 | 1 |
| public.ecr.aws/ | f7567ce3419d | zlib | no fix listed | 1 |
| public.ecr.aws/ | 86380a01587d | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| public.ecr.aws/ | f74851ce31f5 | zlib | no fix listed | 1 |
| public.ecr.aws/ | 5833723de9e4 | zlib | 1.3.2-r0 | 1 |
| quay.io/ | 0deb1a1c9176 | zlib | 1:1.3.dfsg+really1.3.1-1ubuntu3.1 | 1 |
| quay.io/ | 95b5cf7ba6fe | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| quay.io/ | a36ab0c0860c | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| quay.io/ | daf2e7650d61 | zlib | no fix listed | 1 |
| quay.io/ | 858f807ea4e2 | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| quay.io/ | cdcfab5b4466 | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |