CVE-2026-19754

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A low-privileged authenticated user who can create or modify Formula fields can provide an undocumented fourth argument that is treated as a SQL template and interpolated directly into a PostgreSQL expression. The generated SQL executes through Baserow's database connection with the Baserow PostgreSQL role permissions, allowing data outside the user's workspace permissions to be read or modified.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>Baserow versions 2.2.0 through 2.3.3 contain an SQL injection vulnerability in the index() formula function. A low-privileged authenticated user who can create or modify Formula fields can provide an undocumented fourth argument that is treated as a SQL template and interpolated directly into a PostgreSQL expression. The generated SQL executes through Baserow's database connection with the Baserow PostgreSQL role permissions, allowing data outside the user's workspace permissions to be read or modified.</p>"}]}], "references": [{"url": "https://fluidattacks.com/es/advisories/superestrella", "tags": ["third-party-advisory"]}, {"url": "https://github.com/baserow/baserow", "tags": ["product"]}, {"url": "https://github.com/baserow/baserow/commit/e7abc14975124dfe4558ff47fb8b9a25c47d9fcc", "tags": ["patch"]}, {"url": "https://github.com/baserow/baserow/releases/tag/2.3.4", "tags": ["release-notes"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "HIGH", "baseScore": 8.6, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N"}}], "workarounds": [{"lang": "en", "value": "Until the upgrade is complete, restrict Formula-field creation and modification to trusted users. Identify Formula definitions containing a fourth index() argument, review database activity for unexpected SQL execution, and rotate database credentials if compromise is suspected.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Until the upgrade is complete, restrict Formula-field creation and modification to trusted users. Identify Formula definitions containing a fourth index() argument, review database activity for unexpected SQL execution, and rotate database credentials if compromise is suspected."}]}], "solutions": [{"lang": "en", "value": "Upgrade to Baserow 2.3.4 or later. The patch rejects user-supplied four-argument index() formulas and restricts legacy internal SQL templates to an allowlist. Verify the deployed version and run Formula-field regression tests before restoring Formula-field editing permissions.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>Upgrade to Baserow 2.3.4 or later. The patch rejects user-supplied four-argument index() formulas and restricts legacy internal SQL templates to an allowlist. Verify the deployed version and run Formula-field regression tests before restoring Formula-field editing permissions.</p>"}]}], "timeline": [{"time": "2026-08-12T19:00:00.000Z", "lang": "en", "value": "Vulnerability discovered"}, {"time": "2026-08-13T15:57:00.000Z", "lang": "en", "value": "Vendor contacted"}, {"time": "2026-08-14T10:00:00.000Z", "lang": "en", "value": "Vendor replied"}, {"time": "2026-09-02T19:00:00.000Z", "lang": "en", "value": "Public disclosure"}, {"time": "2026-09-15T14:21:00.000Z", "lang": "en", "value": "Vulnerability patched"}], "credits": [{"lang": "en", "value": "Miguel G\u00f3mez", "type": "finder"}, {"lang": "en", "value": "Fluid Attacks' AI SAST Scanner", "type": "finder"}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 0.2.0"}}, "adp": [{"references": [{"url": "https://fluidattacks.com/es/advisories/superestrella", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-09-02T12:57:54.080324Z", "id": "CVE-2026-19754", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-02T12:58:27.116Z"}}]}}

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The patch rejects user-supplied four-argument index() formulas and restricts legacy internal SQL templates to an allowlist. Verify the deployed version and run Formula-field regression tests before restoring Formula-field editing permissions.", "supportingMedia": [{"type": "text/html", "value": "<p>Upgrade to Baserow 2.3.4 or later. The patch rejects user-supplied four-argument index() formulas and restricts legacy internal SQL templates to an allowlist. Verify the deployed version and run Formula-field regression tests before restoring Formula-field editing permissions.</p>", "base64": false}]}], "references": [{"url": "https://fluidattacks.com/es/advisories/superestrella", "tags": ["third-party-advisory"]}, {"url": "https://github.com/baserow/baserow", "tags": ["product"]}, {"url": "https://github.com/baserow/baserow/commit/e7abc14975124dfe4558ff47fb8b9a25c47d9fcc", "tags": ["patch"]}, {"url": "https://github.com/baserow/baserow/releases/tag/2.3.4", "tags": ["release-notes"]}], "workarounds": [{"lang": "en", "value": "Until the upgrade is complete, restrict Formula-field creation and modification to trusted users. Identify Formula definitions containing a fourth index() argument, review database activity for unexpected SQL execution, and rotate database credentials if compromise is suspected.", "supportingMedia": [{"type": "text/html", "value": "Until the upgrade is complete, restrict Formula-field creation and modification to trusted users. Identify Formula definitions containing a fourth index() argument, review database activity for unexpected SQL execution, and rotate database credentials if compromise is suspected.", "base64": false}]}], "x_generator": {"engine": "Vulnogram 0.2.0"}, "descriptions": [{"lang": "en", "value": "Baserow versions 2.2.0 through 2.3.3 contain an SQL injection vulnerability in the index() formula function. A low-privileged authenticated user who can create or modify Formula fields can provide an undocumented fourth argument that is treated as a SQL template and interpolated directly into a PostgreSQL expression. The generated SQL executes through Baserow's database connection with the Baserow PostgreSQL role permissions, allowing data outside the user's workspace permissions to be read or modified.", "supportingMedia": [{"type": "text/html", "value": "<p>Baserow versions 2.2.0 through 2.3.3 contain an SQL injection vulnerability in the index() formula function. A low-privileged authenticated user who can create or modify Formula fields can provide an undocumented fourth argument that is treated as a SQL template and interpolated directly into a PostgreSQL expression. 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{}

{"affected": [{"configurations": [{"platform": ["windows", "macos", "linux"], "status": "affected", "versions": {"scheme": "semver", "value": "2.3.3"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Baserow", "source": "cna", "vendor": "Baserow"}, "product": "baserow", "vendor": "baserow"}], "created": "2026-09-02T04:15:05.315068+00:00", "updated": "2026-10-23T19:30:18.240547+00:00", "vendors": ["baserow", "baserow$PRODUCT$baserow"]}