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
- 2,492
- of 17,813 indexed, latest versions
- Container images
- 2,670
- 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 2,492 of 17,813 indexed charts deploy, on 2,670 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 | 1,744 |
| zlibapk | 1.3-r2, 1.3.1-r1, 1.3.1-r2, 1.3.1-r4+3 more | 1.3.2-r0 | 916 |
| zlibrpm | 1.2.11-lp151.5.3.1, 1.2.11-lp152.8.6.1, 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 | 10 |
- 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
2,492 by stars
Container images carrying it
2,670 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/ | 79cc1623323d | zlib | no fix listed | 1 |
| ghcr.io/ | b434cb9287ee | zlib | no fix listed | 1 |
| ghcr.io/ | f8d06a32b1b2 | zlib | no fix listed | 1 |
| ghcr.io/ | 7439f6f9f85c | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | ed1c3fd04057 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 41b0dd0d55b2 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 6d4106724d56 | zlib | no fix listed | 1 |
| ghcr.io/ | 601082677a46 | zlib | no fix listed | 1 |
| ghcr.io/ | 3cceb9462ae1 | zlib | no fix listed | 1 |
| ghcr.io/ | 4447636e8102 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 26c4691b28a4 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 1eed97d6272d | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 45f648c382a0 | zlib | no fix listed | 1 |
| ghcr.io/ | 9a69aa14dc3e | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | ec01d3ac7887 | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| ghcr.io/ | dab685e668d9 | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| ghcr.io/ | 4569cae83c70 | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| ghcr.io/ | 4d763d58f11d | zlib | no fix listed | 1 |
| ghcr.io/ | 842cd94b754b | zlib | no fix listed | 1 |
| ghcr.io/ | 8453e47ea6bf | zlib | no fix listed | 1 |
| ghcr.io/ | 984dc4f19162 | zlib | no fix listed | 1 |
| ghcr.io/ | c4b1d3d0f052 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 3c20900b5381 | zlib | no fix listed | 1 |
| ghcr.io/ | b2136983532b | zlib | no fix listed | 1 |
| ghcr.io/ | eeedf17112d7 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 185da4ad3e88 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | ace1de323f4a | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | abd7d6b11b1b | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | b069e4307dec | zlib | no fix listed | 1 |
| ghcr.io/ | f575a34ed3f8 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 315e188a07c2 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 708446bc6783 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 2c69513f9d85 | zlib | no fix listed | 1 |
| ghcr.io/ | a23b389cb3c5 | zlib | no fix listed | 1 |
| ghcr.io/ | 3475404bef5c | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | bcf42ccda0f9 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | 63098135c550 | zlib | 1.3.2-r0 | 1 |
| ghcr.io/ | b66aba320083 | zlib | 1:1.3.dfsg+really1.3.1-1ubuntu3.1 | 1 |
| ghcr.io/ | 8ab954711fb9 | zlib | 1:1.3.dfsg+really1.3.1-1ubuntu3.1 | 1 |
| ghcr.io/ | 43e1085cd0a8 | zlib | 1:1.3.dfsg+really1.3.1-1ubuntu3.1 | 1 |
| ghcr.io/ | afe3bd73d7cf | zlib | 1:1.3.dfsg+really1.3.1-1ubuntu3.1 | 1 |
| ghcr.io/ | 7280594a2f18 | zlib | 1:1.3.dfsg+really1.3.1-1ubuntu3.1 | 1 |
| ghcr.io/ | e25056a6ec52 | zlib | 1:1.3.dfsg+really1.3.1-1ubuntu3.1 | 1 |
| ghcr.io/ | b599ca6b3ff3 | zlib | 1:1.3.dfsg+really1.3.1-1ubuntu3.1 | 1 |
| ghcr.io/ | 9bc37ed78a8b | zlib | 1:1.3.dfsg+really1.3.1-1ubuntu3.1 | 1 |
| ghcr.io/ | e9609bd50416 | zlib | 1:1.3.dfsg+really1.3.1-1ubuntu3.1 | 1 |
| ghcr.io/ | 8978aa002bc0 | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| ghcr.io/ | 1a27e11e5925 | zlib | 1:1.3.dfsg+really1.3.1-1ubuntu3.1 | 1 |
| ghcr.io/ | ff5a36a457f1 | zlib | 1:1.3.dfsg-3.1ubuntu2.2 | 1 |
| ghcr.io/ | bcd8e9a6224f | zlib | 1:1.3.dfsg+really1.3.1-1ubuntu3.1 | 1 |