Event Monitor Cyber
EM-20261106-QQ1E VulnerabilityMedium severity

keycloak-services Vulnerability (CVE-2026-97848)

CVE-2026-97848

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Status
Developing

Since : signals keep joining.

First Signal
Nov 05 00:00 UTCC41 Red Hat Security Data
Page Born
Nov 06 06:30 UTCsecond source joined
Last Signal
Nov 06 06:30 UTC2 hours before snapshot
Sources
21 official · 1 research, news or crowd
Open For
32 hoursso far

Life Of This Page

  1. 1
    Born
    A second, independent source names it.
  2. 2
    Developing · Now
    New signals join; severity can move.
  3. 3
    Confirmed
    Not yet
    CISA KEV lists it, or exploitation in the wild is reported.
  4. 4
    Resolved
    Not yet
    Past the fix deadline and 14 days with no new signal.
  5. 5
    Archived
    Not yet
    30 days after resolved. Read only; the link keeps working. Reopens if it comes back.

The ID never changes, and earlier addresses keep working. A correction is logged, never overwritten. If two pages turn out to be one incident, the later one points to the earlier.

Vulnerability Lifecycle

  1. Disclosed: reached
    Nov 06 06:16 UTC
    C6 NVD published
  2. Scored: reached
    Nov 06 06:16 UTC
    CVSS 6.5
  3. Exploited: not yet
    Not yet
    No exploitation reported
  4. Advisories: not yet
    Not yet
    None yet
  5. Vendor Response: reached
    Nov 05 00:00 UTC
    C41 published
  6. Resolved: not yet
    Not yet
    After 14 quiet days

Timeline

18:00Nov 506:0012:0018:00Nov 606:00BornC41 Red Hat Security DataC29 CIRCL Vulnerability-Lookup

Point at a mark to read it. Squares are signals, colored by severity; every one is also listed under Signals.

Signals

  1. GHSA-43w4-wpq4-5p8q / CVE-2026-97848 (opens source in a new tab) A flaw was found in the token sanitization logic of Keycloak, an open source identity and access management solution. The issue occurs when a protocol mapper is configured to emit structured claims using the JSON type… Med severityDatabaseC29 CIRCL Vulnerability-Lookup
  2. Red Hat: CVE-2026-97848 (moderate) (opens source in a new tab) keycloak-services: keycloak-services: Protocol mapper with jsonType=JSON bypasses token sanitization Med severityVendorC41 Red Hat Security Data