WS-2023-0415
Published:May 15, 2026
Updated:May 15, 2026
Input Validation Vulnerability Leading to Denial of Service in LimeSurvey v5.6.34 in limesurvey/limesurvey
Affected Packages
limesurvey/limesurvey (PHP):
Affected version(s) =dev-develop-innodb <dev-display-import-errors-masterFix Suggestion:
Update to version dev-display-import-errors-masterlimesurvey/limesurvey (PHP):
Affected version(s) =dev-travis-apt <dev-travis-postgreFix Suggestion:
Update to version dev-travis-postgrelimesurvey/limesurvey (PHP):
Affected version(s) >=3.0.0-RC.1 <3.0.0-beta.1+170720Fix Suggestion:
Update to version 3.0.0-beta.1+170720limesurvey/limesurvey (PHP):
Affected version(s) =dev-activator <dev-add-app-params-to-twigFix Suggestion:
Update to version dev-add-app-params-to-twiglimesurvey/limesurvey (PHP):
Affected version(s) >=4.0.0-RC2+190723 <4.0.0-RC5+191014Fix Suggestion:
Update to version 4.0.0-RC5+191014limesurvey/limesurvey (PHP):
Affected version(s) =dev-new-scrutinizer <dev-refactor-rc-checksessionFix Suggestion:
Update to version dev-refactor-rc-checksessionlimesurvey/limesurvey (PHP):
Affected version(s) >=3.0.1+171228 <3.4.1+180221Fix Suggestion:
Update to version 3.4.1+180221limesurvey/limesurvey (PHP):
Affected version(s) =dev-fix-tests2 <dev-quota-remote-disable2Fix Suggestion:
Update to version dev-quota-remote-disable2limesurvey/limesurvey (PHP):
Affected version(s) =dev-tests-clieck-views1 <dev-dependabot/npm_and_yarn/assets/packages/questions/timer/loader-utils-1.4.2Fix Suggestion:
Update to version dev-dependabot/npm_and_yarn/assets/packages/questions/timer/loader-utils-1.4.2limesurvey/limesurvey (PHP):
Affected version(s) =4.0.0-beta <4.0.0+200116Fix Suggestion:
Update to version 4.0.0+200116limesurvey/limesurvey (PHP):
Affected version(s) =dev-inspect-31 <dev-snyk-upgrade-53b356322f333277c170a2cf3a032ba7Fix Suggestion:
Update to version dev-snyk-upgrade-53b356322f333277c170a2cf3a032ba7limesurvey/limesurvey (PHP):
Affected version(s) =dev-master-innodb-fix <dev-model-findFix Suggestion:
Update to version dev-model-findlimesurvey/limesurvey (PHP):
Affected version(s) =dev-redo-13161 <dev-fix-14253Fix Suggestion:
Update to version dev-fix-14253limesurvey/limesurvey (PHP):
Affected version(s) =dev-fix-gitignore <dev-fix-model-relationsFix Suggestion:
Update to version dev-fix-model-relationslimesurvey/limesurvey (PHP):
Affected version(s) =dev-fix-theme-help <dev-fix-typoFix Suggestion:
Update to version dev-fix-typolimesurvey/limesurvey (PHP):
Affected version(s) =dev-inspect34 <dev-snyk-upgrade-3ddd041b50fb018d81e7711467a35e76Fix Suggestion:
Update to version dev-snyk-upgrade-3ddd041b50fb018d81e7711467a35e76limesurvey/limesurvey (PHP):
Affected version(s) =dev-artifacts <dev-basicFix Suggestion:
Update to version dev-basiclimesurvey/limesurvey (PHP):
Affected version(s) =dev-scrutinizer-patch-3 <dev-snyk-upgrade-f2061a8270a5579306cb12524f53a6d4Fix Suggestion:
Update to version dev-snyk-upgrade-f2061a8270a5579306cb12524f53a6d4limesurvey/limesurvey (PHP):
Affected version(s) =3.0.0+171222 <dev-3.x-LTSFix Suggestion:
Update to version dev-3.x-LTSlimesurvey/limesurvey (PHP):
Affected version(s) =dev-json-data <dev-kill-travisFix Suggestion:
Update to version dev-kill-travisRelated Resources (1)
Do you need more information?
Contact UsCVSS v4
Base Score:
8.7
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH