CVE-2026-97685

LimeSurvey Community Edition 7.3.0 - Cross-survey object authorization bypass in REST survey patch operations

State
Published
Severity
7.1 High
Published
Sep 29, 2026
Updated
Sep 30, 2026
Reserved
Sep 24, 2026

Read the record on cve.org

Description

An authenticated LimeSurvey Community Edition 7.3.0 user allowed to create surveys can use their own survey as an authorized context while supplying question or answer identifiers belonging to another user's survey. The REST survey-patching endpoint checks the attacker's permission against the survey ID in the request URL, but the vulnerable persistence operations resolve the target object independently by its global qid or aid and never verify that it belongs to that authorized survey.

Scores

CVSSScoreVectorSource
4.07.1 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:NFluid Attacks

Weaknesses

  • CWE-639 Authorization Bypass Through User-Controlled Key

Affected Products

ProductVersions
LimeSurveyLimeSurvey
  • 7.3.0Affected

References

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