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Important: Red Hat Security Advisory: OpenShift Container Platform 4.20.26 bug fix and security update

🗓️ 23 Jun 2026 08:26:48Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 18 Views

OpenShift Container Platform 4.20.26 release includes bug fixes and an important security update.

Related
Refs
ReporterTitlePublishedViews
Family
OSV		CLEANSTART-2026-YW98740 gRPC-Go is the Go language implementation of gRPC
10 Apr 202601:00
–osv
OSV		CLEANSTART-2026-YY48565 Security fixes for CVE-2025-15558, CVE-2026-24051, CVE-2026-27140, CVE-2026-27143, CVE-2026-27144, CVE-2026-27145, CVE-2026-29181, CVE-2026-32280, CVE-2026-32281, CVE-2026-32282, CVE-2026-32283, CVE-2026-32288, CVE-2026-32289, CVE-2026-33186, CVE-2026-33810, CVE-2026-33811, CVE-2026-33814, CVE-2026-34986, CVE-2026-35469, CVE-2026-39817, CVE-2026-39819, CVE-2026-39820, CVE-2026-39821, CVE-2026-39823, CVE-2026-39824, CVE-2026-39825, CVE-2026-39826, CVE-2026-39827, CVE-2026-39828, CVE-2026-39829, CVE-2026-39830, CVE-2026-39831, CVE-2026-39832, CVE-2026-39833, CVE-2026-39834, CVE-2026-39835, CVE-2026-39836, CVE-2026-39883, CVE-2026-42499, CVE-2026-42501, CVE-2026-42502, CVE-2026-42504, CVE-2026-42506, CVE-2026-42507, CVE-2026-42508, CVE-2026-46597, CVE-2026-46598, ghsa-78h2-9frx-2jm8, ghsa-9h8m-3fm2-qjrq, ghsa-hfvc-g4fc-pqhx, ghsa-mh2q-q3fh-2475, ghsa-p436-gjf2-799p, ghsa-p77j-4mvh-x3m3, ghsa-pc3f-x583-g7j2 applied in versions: 1.28.5-r0, 1.28.5-r1, 1.28.5-r2, 1.28.5-r3, 1.28.5-r4
8 Jun 202612:35
–osv
OSV		CLEANSTART-2026-YY57430 gRPC-Go is the Go language implementation of gRPC
16 Apr 202600:41
–osv
OSV		CLEANSTART-2026-YY85909 Security fixes for CVE-2025-47913, CVE-2025-47914, CVE-2025-58181, CVE-2025-61727, CVE-2025-61729, CVE-2026-1229, CVE-2026-24051, CVE-2026-25679, CVE-2026-26958, CVE-2026-27139, CVE-2026-27141, CVE-2026-27142, CVE-2026-33186, ghsa-6g7g-w4f8-9c9x, ghsa-9h8m-3fm2-qjrq, ghsa-fw7p-63qq-7hpr, ghsa-q9hv-hpm4-hj6x applied in versions: 0.93.13-r1, 0.99.4-r0, 0.99.4-r1, 0.99.4-r2, 0.99.4-r3
6 Apr 202602:45
–osv
OSV		CLEANSTART-2026-YZ69292 Security fixes for CVE-2025-58183, CVE-2025-58185, CVE-2025-58187, CVE-2025-58188, CVE-2025-58189, CVE-2025-61723, CVE-2025-61724, CVE-2025-61725, CVE-2025-61726, CVE-2025-61727, CVE-2025-61728, CVE-2025-61729, CVE-2025-61730, CVE-2025-68119, CVE-2026-25679, CVE-2026-27139, CVE-2026-27142, CVE-2026-29181, CVE-2026-32280, CVE-2026-32281, CVE-2026-32282, CVE-2026-32283, CVE-2026-32289, CVE-2026-33810, CVE-2026-33811, CVE-2026-33814, CVE-2026-34040, CVE-2026-35469, CVE-2026-39817, CVE-2026-39819, CVE-2026-39820, CVE-2026-39823, CVE-2026-39825, CVE-2026-39826, CVE-2026-39836, CVE-2026-42499, CVE-2026-42501, ghsa-f6x5-jh6r-wrfv, ghsa-j5w8-q4qc-rx2x, ghsa-m6hq-p25p-ffr2, ghsa-mh2q-q3fh-2475, ghsa-p77j-4mvh-x3m3, ghsa-pc3f-x583-g7j2, ghsa-pwhc-rpq9-4c8w applied in versions: 0.6.4-r5, 0.6.4-r6, 0.6.4-r7, 0.6.4-r8, 0.6.4-r9, 0.7.0-r4
18 May 202613:02
–osv
OSV		CLEANSTART-2026-YZ90223 Security fixes for CVE-2026-27141, CVE-2026-32285, CVE-2026-32952, CVE-2026-33186, CVE-2026-33762, CVE-2026-34040, CVE-2026-34165, CVE-2026-34986, CVE-2026-35469, CVE-2026-39883, ghsa-3xc5-wrhm-f963, ghsa-6g7g-w4f8-9c9x, ghsa-78h2-9frx-2jm8, ghsa-gm2x-2g9h-ccm8, ghsa-hfvc-g4fc-pqhx, ghsa-jhf3-xxhw-2wpp, ghsa-p77j-4mvh-x3m3, ghsa-pc3f-x583-g7j2, ghsa-pjcq-xvwq-hhpj, ghsa-xmrv-pmrh-hhx2 applied in versions: 18.11.1-r0
18 May 202613:53
–osv
OSV		CLEANSTART-2026-ZD19143 Security fixes for CVE-2025-47913, CVE-2025-47914, CVE-2025-58181, CVE-2025-61726, CVE-2025-61727, CVE-2025-61728, CVE-2025-61729, CVE-2025-61730, CVE-2025-61732, CVE-2025-68119, CVE-2025-68121, CVE-2026-24515, CVE-2026-25210, CVE-2026-25679, CVE-2026-27139, CVE-2026-27142, CVE-2026-33186 applied in versions: 1.24.4-r0, 1.24.4-r1, 1.24.4-r2, 1.24.4-r3
1 Apr 202609:32
–osv
OSV		CLEANSTART-2026-ZD29280 Security fixes for CVE-2025-61726, CVE-2025-61727, CVE-2025-61728, CVE-2025-61729, CVE-2025-61730, CVE-2025-61732, CVE-2025-68119, CVE-2025-68121, CVE-2026-24051, CVE-2026-33186, CVE-2026-39883, ghsa-6v2p-p543-phr9, ghsa-9h8m-3fm2-qjrq, ghsa-f6x5-jh6r-wrfv, ghsa-hfvc-g4fc-pqhx, ghsa-j5w8-q4qc-rx2x, ghsa-p77j-4mvh-x3m3 applied in versions: 0.59.0-r0, 0.59.0-r1, 0.59.0-r2, 0.59.0-r3
18 May 202613:58
–osv
OSV		CLEANSTART-2026-ZF00349 Security fixes for CVE-2026-25680, CVE-2026-25681, CVE-2026-27136, CVE-2026-32280, CVE-2026-32281, CVE-2026-32282, CVE-2026-32283, CVE-2026-32288, CVE-2026-32289, CVE-2026-32952, CVE-2026-33186, CVE-2026-33810, CVE-2026-33811, CVE-2026-33814, CVE-2026-33816, CVE-2026-34040, CVE-2026-34986, CVE-2026-39817, CVE-2026-39819, CVE-2026-39820, CVE-2026-39821, CVE-2026-39823, CVE-2026-39824, CVE-2026-39825, CVE-2026-39826, CVE-2026-39827, CVE-2026-39828, CVE-2026-39829, CVE-2026-39830, CVE-2026-39831, CVE-2026-39832, CVE-2026-39833, CVE-2026-39834, CVE-2026-39835, CVE-2026-39836, CVE-2026-39883, CVE-2026-41602, CVE-2026-41889, CVE-2026-42499, CVE-2026-42501, CVE-2026-42502, CVE-2026-42506, CVE-2026-42508, CVE-2026-44503, CVE-2026-46595, CVE-2026-46597, CVE-2026-46598, ghsa-7j59-v9qr-6fq9, ghsa-j88v-2chj-qfwx, ghsa-p77j-4mvh-x3m3, ghsa-pjcq-xvwq-hhpj, ghsa-wf45-q9ch-q8gh, ghsa-xmrv-pmrh-hhx2 applied in versions: 1.21.4-r0, 1.21.4-r1, 1.21.4-r2, 1.21.4-r3, 1.21.4-r4, 1.21.4-r5
13 Jul 202608:01
–osv
OSV		CLEANSTART-2026-ZI02697 gRPC-Go is the Go language implementation of gRPC
9 Apr 202601:02
–osv
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19 Jul 2026 03:26Current
6.7Medium risk
Vulners AI Score6.7
CVSS 3.19.1 - 9.8
CVSS 48.7
EPSS0.01557
SSVC
OpenShift Container Platformbug fixessecurity updatecontainer imagesrelease notesadvisory 27059
18