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R2R Missing Ownership Check Allows Modifying Other Users' Conversations

Type: advisorySource: Official CVE List1 source record

R2R through 3.6.5 fails to properly validate user ownership in conversation update and message handlers, allowing authenticated users to modify other users' conversations. Attackers can supply arbitrary conversation identifiers to rename conversations and append messages to other users' conversation histories, corrupting state and injecting malicious content.

Announced Source revision 1
Original source ↗

CVE-2026-82271

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-2026-82271

R2R

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": "SciPhi-AI",
    "product": "R2R",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "versionType": "semver",
        "lessThanOrEqual": "3.6.5"
      }
    ],
    "packageName": "r2r",
    "defaultStatus": "unaffected"
  }
]
Related CVEs
CVE-2026-82271

Source reference: /cveMetadata/cveId

Publisher severity

high

Source reference: /containers/cna/metrics

Event
#1518 · Revision 1
Added to Heist Feed
Publisher date
Read the original announcement