Red Hat Security Advisories · May 2026 — Red Hat Security Advisories
569 RHSAs 593 CVEs 86 EXPLOITED

Red Hat Security Response Team errata for 2026-05. Mirrored into Vulnetix VDB with downloadable CSAF.

Every advisory below is enriched with the Vulnetix VDB exploit-intelligence chip (hover a CVE ID in the interactive page to see CVSS, EPSS, KEV status, and PoC maturity). Each row also links to the raw CSAF document stored on the Vulnetix artefact mirror. 86 are already weaponised in the wild: see the Exploited section.

What would you fix first?

The advisories below are ordered by the Vulnetix risk prioritization strategy: exploitation evidence first, scores second. On the interactive page you can switch to three other lenses.

Advisories

RHSA-2026:16210

ExploitedCISA KEV listedHIGH2026-05-12

Red Hat Security Advisory: kpatch-patch-4_18_0-477_107_1, kpatch-patch-4_18_0-477_120_1, kpatch-patch-4_18_0-477_124_1, kpatch-patch-4_18_0-477_130_1, kpatch-patch-4_18_0-477_89_1, and kpatch-patch-4_18_0-477_97_1 security update

CVEs:CVE-2026-31431

CSAF Red Hat errata

RHSA-2026:16208

ExploitedCISA KEV listedHIGH2026-05-12

Red Hat Security Advisory: kpatch-patch-5_14_0-284_104_1, kpatch-patch-5_14_0-284_117_1, kpatch-patch-5_14_0-284_134_1, kpatch-patch-5_14_0-284_148_1, and kpatch-patch-5_14_0-284_158_1 security update

CVEs:CVE-2026-31431

CSAF Red Hat errata

RHSA-2026:16209

ExploitedCISA KEV listedHIGH2026-05-12

Red Hat Security Advisory: kpatch-patch-5_14_0-70_124_1, kpatch-patch-5_14_0-70_132_1, kpatch-patch-5_14_0-70_144_1, kpatch-patch-5_14_0-70_155_1, and kpatch-patch-5_14_0-70_167_1 security update

CVEs:CVE-2026-31431

CSAF Red Hat errata

RHSA-2026:16111

ExploitedCISA KEV listedHIGH2026-05-11

Red Hat Security Advisory: kpatch-patch-4_18_0-372_137_1, kpatch-patch-4_18_0-372_145_1, kpatch-patch-4_18_0-372_158_1, kpatch-patch-4_18_0-372_170_1, and kpatch-patch-4_18_0-372_181_1 security update

CVEs:CVE-2026-31431

CSAF Red Hat errata

RHSA-2026:16063

ExploitedCISA KEV listedHIGH2026-05-11

Red Hat Security Advisory: kpatch-patch-5_14_0-427_100_1, kpatch-patch-5_14_0-427_106_1, kpatch-patch-5_14_0-427_113_1, kpatch-patch-5_14_0-427_55_1, kpatch-patch-5_14_0-427_68_2, and kpatch-patch-5_14_0-427_84_1 security update

CVEs:CVE-2026-31431

CSAF Red Hat errata

RHSA-2026:16018

ExploitedCISA KEV listedHIGH2026-05-11

Red Hat Security Advisory: kpatch-patch-5_14_0-570_17_1, kpatch-patch-5_14_0-570_39_1, kpatch-patch-5_14_0-570_66_1, and kpatch-patch-5_14_0-570_94_1 security update

CVEs:CVE-2026-31431

CSAF Red Hat errata

RHSA-2026:15976

ExploitedCISA KEV listedHIGH2026-05-11

Red Hat Security Advisory: kpatch-patch-4_18_0-553_109_1, kpatch-patch-4_18_0-553_40_1, kpatch-patch-4_18_0-553_53_1, kpatch-patch-4_18_0-553_72_1, and kpatch-patch-4_18_0-553_85_1 security update

CVEs:CVE-2026-31431

CSAF Red Hat errata

RHSA-2026:13545

ExploitedVulnCheck KEV listedHIGH2026-05-04

Red Hat Security Advisory: Red Hat Ansible Automation Platform 2.6 Container Release Update

CVEs:CVE-2025-68121CVE-2025-69227CVE-2025-69228CVE-2026-0598CVE-2026-23490CVE-2026-24049CVE-2026-25679CVE-2026-26007CVE-2026-27137CVE-2026-27459CVE-2026-27606CVE-2026-29074CVE-2026-30922CVE-2026-31812CVE-2026-32274CVE-2026-32280CVE-2026-32597CVE-2026-33154CVE-2026-33810CVE-2026-35029CVE-2026-35030CVE-2026-4800CVE-2026-4926CVE-2026-6266CVE-2026-12382

CSAF Red Hat errata

RHSA-2026:21275

ExploitedVulnCheck KEV listedHIGH2026-05-27

Red Hat Security Advisory: Red Hat Update Infrastructure 5.1 security update

CVEs:CVE-2026-35385CVE-2026-40355CVE-2025-13837CVE-2025-14087CVE-2025-14512CVE-2025-15282CVE-2025-59375CVE-2025-6075CVE-2026-0672CVE-2026-0865CVE-2026-1502CVE-2026-2100CVE-2026-2297CVE-2026-29111CVE-2026-31790CVE-2026-34982CVE-2026-35386CVE-2026-35387CVE-2026-35388CVE-2026-35414CVE-2026-35535CVE-2026-3644CVE-2026-40356CVE-2026-4224CVE-2026-42945CVE-2026-4519CVE-2026-4786CVE-2026-4878CVE-2026-6100

CSAF Red Hat errata

RHSA-2026:19712

Weaponized exploitHIGH2026-05-20

Red Hat Security Advisory: RHOAI 3.3.3 - Red Hat OpenShift AI

CVEs:CVE-2025-62718CVE-2025-69873CVE-2026-4800CVE-2025-12816CVE-2025-13465CVE-2025-15284CVE-2025-59057CVE-2025-61726CVE-2025-61729CVE-2025-62164CVE-2025-6242CVE-2025-64756CVE-2025-66031CVE-2025-66418CVE-2025-66448CVE-2025-66471CVE-2025-69223CVE-2026-0846CVE-2026-0847CVE-2026-21441CVE-2026-21884CVE-2026-22029CVE-2026-22778CVE-2026-23490CVE-2026-23745CVE-2026-24049CVE-2026-24486CVE-2026-24779CVE-2026-25639CVE-2026-25990CVE-2026-27893CVE-2026-28684CVE-2026-29063CVE-2026-29074CVE-2026-30922CVE-2026-31812CVE-2026-32597CVE-2026-32829CVE-2026-32981CVE-2026-33186CVE-2026-33231CVE-2026-33236CVE-2026-34986CVE-2026-40175CVE-2026-40192CVE-2026-40895

CSAF Red Hat errata

RHSA-2026:19375

Active exploitation (sightings)HIGH2026-05-19

Red Hat Security Advisory: Red Hat Quay 3.16.4

CVEs:CVE-2025-62718CVE-2026-42041CVE-2026-42044CVE-2025-61726CVE-2026-2377CVE-2026-25679CVE-2026-27137CVE-2026-27459CVE-2026-27962CVE-2026-28802CVE-2026-29063CVE-2026-29074CVE-2026-30922CVE-2026-32280CVE-2026-32282CVE-2026-32286CVE-2026-32589CVE-2026-32590CVE-2026-32591CVE-2026-32597CVE-2026-33186CVE-2026-33894CVE-2026-34986CVE-2026-39892CVE-2026-40192CVE-2026-40895CVE-2026-42033CVE-2026-42035CVE-2026-42039CVE-2026-42043CVE-2026-4427CVE-2026-4598CVE-2026-4599CVE-2026-4600CVE-2026-4601CVE-2026-4602

CSAF Red Hat errata

RHSA-2026:16174

Active exploitation (sightings)HIGH2026-05-12

Red Hat Security Advisory: Red Hat AI Inference Server 3.3.3 (Spyre)

CVEs:CVE-2026-22695CVE-2026-22801CVE-2026-23868CVE-2026-25646CVE-2026-25990CVE-2026-27135CVE-2023-40403CVE-2023-52356CVE-2025-13836CVE-2025-14831CVE-2025-15366CVE-2025-15367CVE-2026-0994CVE-2026-1299CVE-2026-2447CVE-2026-25506CVE-2026-25749CVE-2026-26209CVE-2026-27622CVE-2026-28417CVE-2026-28421CVE-2026-33412CVE-2026-3497CVE-2026-40192CVE-2026-4111CVE-2026-4424CVE-2026-4519CVE-2026-5121CVE-2026-5201

CSAF Red Hat errata

RHSA-2026:21769

Active exploitation (sightings)CRITICAL2026-05-28

Red Hat Security Advisory: Multicluster Global Hub 1.5.4 security update

CVEs:CVE-2026-21728CVE-2026-25679CVE-2026-27137CVE-2026-27889CVE-2026-29785CVE-2026-32280CVE-2026-32281CVE-2026-32282CVE-2026-32283CVE-2026-32285CVE-2026-32286CVE-2026-33186CVE-2026-33215CVE-2026-33216CVE-2026-33217CVE-2026-33218CVE-2026-33219CVE-2026-33247CVE-2026-33413CVE-2026-33487CVE-2026-33810CVE-2026-33813CVE-2026-33997CVE-2026-34040CVE-2026-34986CVE-2026-40890CVE-2026-41602CVE-2026-41603CVE-2026-41604CVE-2026-41605CVE-2026-41606CVE-2026-41607CVE-2026-41636CVE-2026-43869CVE-2026-4427

CSAF Red Hat errata

RHSA-2026:21772

Active exploitation (sightings)HIGH2026-05-28

Red Hat Security Advisory: Red Hat OpenShift Dev Spaces 3.28.0 Release.

CVEs:CVE-2025-14813CVE-2026-42041CVE-2026-42044CVE-2026-32305CVE-2026-33252CVE-2025-68121CVE-2026-0636CVE-2026-1525CVE-2026-1526CVE-2026-1528CVE-2026-1605CVE-2026-2229CVE-2026-2327CVE-2026-26996CVE-2026-27904CVE-2026-29074CVE-2026-30827CVE-2026-31802CVE-2026-32141CVE-2026-32280CVE-2026-32282CVE-2026-33810CVE-2026-34742CVE-2026-35051CVE-2026-39858CVE-2026-40477CVE-2026-40478CVE-2026-40611CVE-2026-40895CVE-2026-40912CVE-2026-40972CVE-2026-40973CVE-2026-40975CVE-2026-41240CVE-2026-42033CVE-2026-42035CVE-2026-42039CVE-2026-42043CVE-2026-5588

CSAF Red Hat errata

Need live exploit intelligence?

Every CVE above is indexed in the Vulnetix VDB with KEV, EPSS, and PoC maturity. The interactive page surfaces that on hover.