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/ | 1386b7b5e555 | zlib | no fix listed | 1 |
| ghcr.io/ | 1f97d131b1d1 | zlib | no fix listed | 1 |
| ghcr.io/ | 9c88e1aff357 | zlib | no fix listed | 1 |
| ghcr.io/ | c8af1c5aae40 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 4f33a0a9f75e | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| ghcr.io/ | bf3cb9b505b6 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 44f82ee0b24c | zlib | no fix listed | 1 |
| ghcr.io/ | 5f6c74993f08 | zlib | no fix listed | 1 |
| ghcr.io/ | d6105dd73eb4 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | e953fa9e36ef | zlib | no fix listed | 1 |
| ghcr.io/ | 10b7945d4f09 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 8766ba08bf1a | zlib | no fix listed | 1 |
| ghcr.io/ | 792e262ea504 | zlib | no fix listed | 1 |
| ghcr.io/ | 8eb6e492fe3c | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| ghcr.io/ | 5c3a0fb561e0 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | cf4ae752adbb | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 8e31b5a81853 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 6dca4455fde3 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | ab63d26a8a2c | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 72f35584026d | zlib | no fix listed | 1 |
| ghcr.io/ | cf2c16fac5b5 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | e70307b193c6 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | ddd462dbde39 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 9a43f0cc5797 | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| ghcr.io/ | 637083d9369d | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | cbc6e3ea157d | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | fd0e3ec7d960 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 835b72878606 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 2105b1f33013 | zlib | no fix listed | 1 |
| ghcr.io/ | 6b0507a20602 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 2ed0183564d7 | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| ghcr.io/ | 853e6f105b51 | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| ghcr.io/ | b853e9e6372a | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | bd6bea5e487c | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 38b6a50a62b2 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | c01e018bced4 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | a53ef16b024a | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 3947bfd04f49 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | ca7dc7362968 | zlib | no fix listed | 1 |
| ghcr.io/ | af05a098b0d2 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | ff7dd45aa774 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | a037f1042b28 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 19dc5663cac4 | zlib | no fix listed | 1 |
| ghcr.io/ | 0e99f12bb040 | zlib | no fix listed | 1 |
| ghcr.io/ | a058034ca006 | zlib | no fix listed | 1 |
| ghcr.io/ | a604aefa3fae | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 41177982c584 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 8d943799621b | zlib | no fix listed | 1 |
| ghcr.io/ | 6961eab190a2 | zlib | no fix listed | 1 |
| ghcr.io/ | 0d28dbd95b03 | zlib | no fix listed | 1 |