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
- 2,439
- of 17,813 indexed, latest versions
- Container images
- 2,597
- 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 2,439 of 17,813 indexed charts deploy, on 2,597 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 | 1,687 |
| zlibapk | 1.3-r2, 1.3.1-r1, 1.3.1-r2, 1.3.1-r4+3 more | 1.3.2-r0 | 904 |
| 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
2,439 by stars
Container images carrying it
2,597 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/ | a16ab5ca10a7 | zlib | no fix listed | 1 |
| ghcr.io/ | c0c8d53df9f3 | zlib | no fix listed | 1 |
| ghcr.io/ | 3e56bdd1b90d | zlib | no fix listed | 1 |
| ghcr.io/ | c4166d2eb8eb | zlib | no fix listed | 1 |
| ghcr.io/ | 5b979b962043 | zlib | no fix listed | 1 |
| ghcr.io/ | a1a7f507f6ae | zlib | no fix listed | 1 |
| ghcr.io/ | dcfd14877740 | zlib | no fix listed | 1 |
| ghcr.io/ | d422a9ebd4a2 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | ce85ef0ce665 | zlib | no fix listed | 1 |
| ghcr.io/ | 571f87e528ea | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 982498e8a41e | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 24431adc8e2d | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 82b15393116e | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | ee0eaecc490c | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 8df071f5b719 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 0e58eac0e2f7 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 379e583a0a75 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 6c17297f9098 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 349f7dca95ec | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | d44ed3b3128c | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 165efd4469ea | zlib | no fix listed | 1 |
| ghcr.io/ | 457bb5ada68b | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 42efc445b19e | zlib | no fix listed | 1 |
| ghcr.io/ | 3d0f1ddeebf5 | zlib | no fix listed | 1 |
| ghcr.io/ | ce1132261523 | zlib | no fix listed | 1 |
| ghcr.io/ | 7f91594d5eb3 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 1269d3d8d2c2 | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| ghcr.io/ | b175cc61959a | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| ghcr.io/ | 67498ee2e639 | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| ghcr.io/ | 71323a4f3fc5 | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| ghcr.io/ | 76d4fbcc6ff0 | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| ghcr.io/ | a5d7e3cf71d3 | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| ghcr.io/ | a6d5abe94706 | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| ghcr.io/ | 31966a825782 | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| ghcr.io/ | ec9fc5864cd5 | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| ghcr.io/ | 7a331eb83c6a | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| ghcr.io/ | 470ff3529746 | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| ghcr.io/ | 7fc7ec101f08 | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| ghcr.io/ | 75537ea8c851 | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| ghcr.io/ | 6e05055b701f | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| ghcr.io/ | 4cb88b603cdc | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| ghcr.io/ | bd7fbf4505b5 | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| ghcr.io/ | 008b9b662289 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 28358db46206 | zlib | no fix listed | 1 |
| ghcr.io/ | 380eccdc29e9 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 46d1a7e95109 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 4e322858fe56 | zlib | no fix listed | 1 |
| ghcr.io/ | 604b1f493c92 | zlib | no fix listed | 1 |
| ghcr.io/ | 6d051840bb29 | zlib | no fix listed | 1 |
| ghcr.io/ | 7130dba0e77e | zlib | no fix listed | 1 |