{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-54706", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-06-15T22:58:06.563Z", "datePublished": "2026-07-31T16:30:58.062Z", "dateUpdated": "2026-07-31T19:00:44.128Z"}, "containers": {"cna": {"title": "OnionShare follows symlinks in shared directories, allowing unintended disclosure of local files", "problemTypes": [{"descriptions": [{"cweId": "CWE-59", "lang": "en", "description": "CWE-59: Improper Link Resolution Before File Access ('Link Following')", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/onionshare/onionshare/security/advisories/GHSA-22p9-r2f5-22mf", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/onionshare/onionshare/security/advisories/GHSA-22p9-r2f5-22mf"}, {"name": "https://github.com/onionshare/onionshare/commit/48f31cfac077fcc9c04c67c2a6dbf87d956f5eec", "tags": ["x_refsource_MISC"], "url": "https://github.com/onionshare/onionshare/commit/48f31cfac077fcc9c04c67c2a6dbf87d956f5eec"}, {"name": "https://github.com/onionshare/onionshare/releases/tag/v2.6.4", "tags": ["x_refsource_MISC"], "url": "https://github.com/onionshare/onionshare/releases/tag/v2.6.4"}], "affected": [{"vendor": "onionshare", "product": "onionshare", "versions": [{"version": "< 2.6.4", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-07-31T16:30:58.062Z"}, "descriptions": [{"lang": "en", "value": "OnionShare is an open source tool that lets you securely and anonymously share files, host websites, and chat with friends using the Tor network. Prior to 2.6.4, OnionShare CLI/Desktop follows symbolic links in cli/onionshare_cli/web/send_base_mode.py through SendBaseModeWeb.set_file_info() and stream_individual_file(), allowing remote recipients of Share or Website mode to read local files outside the selected directory. This issue is fixed in version 2.6.4."}], "source": {"advisory": "GHSA-22p9-r2f5-22mf", "discovery": "UNKNOWN"}}, "adp": [{"references": [{"url": "https://github.com/onionshare/onionshare/security/advisories/GHSA-22p9-r2f5-22mf", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-07-31T18:54:58.096662Z", "id": "CVE-2026-54706", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-31T19:00:44.128Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-54706", "role": "CISA Coordinator", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-07-31T18:54:58.096662Z"}}}], "references": [{"url": "https://github.com/onionshare/onionshare/security/advisories/GHSA-22p9-r2f5-22mf", "tags": ["exploit"]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-31T18:55:10.461Z"}}], "cna": {"title": "OnionShare follows symlinks in shared directories, allowing unintended disclosure of local files", "source": {"advisory": "GHSA-22p9-r2f5-22mf", "discovery": "UNKNOWN"}, "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.8, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}}], "affected": [{"vendor": "onionshare", "product": "onionshare", "versions": [{"status": "affected", "version": "< 2.6.4"}]}], "references": [{"url": "https://github.com/onionshare/onionshare/security/advisories/GHSA-22p9-r2f5-22mf", "name": "https://github.com/onionshare/onionshare/security/advisories/GHSA-22p9-r2f5-22mf", "tags": ["x_refsource_CONFIRM"]}, {"url": "https://github.com/onionshare/onionshare/commit/48f31cfac077fcc9c04c67c2a6dbf87d956f5eec", "name": "https://github.com/onionshare/onionshare/commit/48f31cfac077fcc9c04c67c2a6dbf87d956f5eec", "tags": ["x_refsource_MISC"]}, {"url": "https://github.com/onionshare/onionshare/releases/tag/v2.6.4", "name": "https://github.com/onionshare/onionshare/releases/tag/v2.6.4", "tags": ["x_refsource_MISC"]}], "descriptions": [{"lang": "en", "value": "OnionShare is an open source tool that lets you securely and anonymously share files, host websites, and chat with friends using the Tor network. Prior to 2.6.4, OnionShare CLI/Desktop follows symbolic links in cli/onionshare_cli/web/send_base_mode.py through SendBaseModeWeb.set_file_info() and stream_individual_file(), allowing remote recipients of Share or Website mode to read local files outside the selected directory. This issue is fixed in version 2.6.4."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-59", "description": "CWE-59: Improper Link Resolution Before File Access ('Link Following')"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-07-31T16:30:58.062Z"}}}, "cveMetadata": {"cveId": "CVE-2026-54706", "state": "PUBLISHED", "dateUpdated": "2026-07-31T19:00:44.128Z", "dateReserved": "2026-06-15T22:58:06.563Z", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "datePublished": "2026-07-31T16:30:58.062Z", "assignerShortName": "GitHub_M"}, "dataVersion": "5.2"}

{}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,2.6.4)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "onionshare", "source": "cna", "vendor": "onionshare"}, "product": "onionshare", "vendor": "onionshare"}], "created": "2026-07-31T18:30:16.924772+00:00", "updated": "2026-07-31T18:30:16.924800+00:00", "vendors": ["onionshare", "onionshare$PRODUCT$onionshare"]}