CVE-2026-40848
Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.
NVD · uneditedAn low privileged remote attacker can exploit an unauthenticated SQL Injection vulnerability in the tag view due to improper neutralization of special elements in a SQL SELECT command. This can result in a total loss of confidentiality.
Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.
dbcve analysis · moderate confidenceA SQL injection vulnerability exists in the tag view component where user-supplied input is not properly sanitized before being used in a SQL SELECT query, allowing an authenticated attacker with low privileges to inject malicious SQL commands and access sensitive data.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.
From the vector- Attack vector
- Network
- Complexity
- Low
- Privileges
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- None
- Availability
- None
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.
dbcve checksWork through these to decide whether this CVE applies to you.
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Identify product and versionUse the product's version command, about page, or check installed binaries to determine the exact version numberAffected if The installed version matches or falls within any affected version range for this vulnerability
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Confirm tag view component existsReview application URLs, navigation, or source code for a tag view feature (commonly accessed via /tag, /tags, or similar endpoints)Affected if The application includes a tag view component that processes user-supplied input
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Verify low-privilege access to tag viewLog in with a low-privilege user account and attempt to access the tag view functionalityAffected if Authenticated users with low privileges can access and interact with the tag view
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Check for SQL query usage in tag viewReview application code or use a debugger to trace how user input in the tag view is passed to SQL SELECT queriesAffected if User-supplied input from the tag view is directly concatenated or inserted into SQL queries without visible sanitization
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Test for SQL injection in tag view parametersSubmit SQL metacharacters (such as single quotes, UNION SELECT, or boolean-based payloads) as tag input and observe database errors or unexpected behaviorAffected if The application returns database errors, discloses data, or exhibits unexpected behavior indicating SQL injection is possible
Your environment is affected if the installed product contains a tag view component accessible to low-privilege users where user input is used in unsanitized SQL queries.
Generated from the published advisory. Verify against your own configuration.
Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.
From vendor dataImplement parameterized queries (prepared statements) or input validation/encoding to ensure all user-supplied values in the tag view are safely handled before being included in SQL queries.
- Consultation6.0 h
- Implementation12.0 h
- Testing6.0 h
- Review / QA4.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2026-40848 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2026-40848 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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- Verified mitigations, workarounds, and config changes
- Version or environment caveats, and links to real fixes
- No weaponised exploit code, or anything meant to cause harm
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