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Apache Answer: Reaction API authorization bypass for restricted content

Type: advisorySource: Official CVE List1 source record

Missing authentication for critical function vulnerability in Apache Answer. This issue affects Apache Answer: through 2.0.2. The reaction API did not enforce content visibility controls, allowing unauthorized users to read reaction metadata from restricted content or add and remove their own reactions. Users are recommended to upgrade to version 2.0.3, which fixes the issue.

Announced Source revision 1
Original source ↗

CVE-2026-90910

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: cve:CVE-2026-90910

Apache Answer

Source reference: /containers/cna/affected/0/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "vendor": "Apache Software Foundation",
    "product": "Apache Answer",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "versionType": "semver",
        "lessThanOrEqual": "2.0.2"
      }
    ],
    "packageURL": "pkg:software-id/apache.org/answer",
    "defaultStatus": "unaffected"
  }
]
Related CVEs
CVE-2026-90910

Source reference: /cveMetadata/cveId

Publisher severity

No explicit severity was provided.

Event
#39963 · Revision 1
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Publisher date
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