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Piwigo CVE-2026-27834

| EUVD-2026-18872 HIGH
SQL Injection (CWE-89)
2026-04-03 GitHub_M
SQLi Piwigo
7.2
CVSS 3.1 · GitHub Advisory
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Severity by source

GitHub Advisory PRIMARY
7.2 HIGH
AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Primary rating from GitHub Advisory · only source for this CVE.

CVSS VectorGitHub Advisory

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

6
Analysis Updated
Apr 16, 2026 - 06:06 EUVD-patch-fix
executive_summary
Re-analysis Queued
Apr 16, 2026 - 05:29 backfill_euvd_patch
patch_released
Patch available
Apr 16, 2026 - 05:29 EUVD
16.3.0
EUVD ID Assigned
Apr 03, 2026 - 22:15 euvd
EUVD-2026-18872
Analysis Generated
Apr 03, 2026 - 22:15 vuln.today
CVE Published
Apr 03, 2026 - 21:35 nvd
HIGH 7.2

DescriptionGitHub Advisory

Piwigo is an open source photo gallery application for the web. Prior to version 16.3.0, a SQL Injection vulnerability exists in the pwg.users.getList Web Service API method. The filter parameter is directly concatenated into a SQL query without proper sanitization, allowing authenticated administrators to execute arbitrary SQL commands. This issue has been patched in version 16.3.0.

AnalysisAI

SQL injection in Piwigo photo gallery application allows authenticated administrators to execute arbitrary SQL commands via the pwg.users.getList Web Service API method. Piwigo versions prior to 16.3.0 are affected due to improper sanitization of the filter parameter, which is directly concatenated into database queries. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
Authenticate as administrator
Delivery
Send crafted filter parameter to pwg.users.getList
Exploit
Inject malicious SQL into query
Execution
Execute arbitrary SQL commands
Impact
Extract or modify database contents
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Vulnerability AssessmentAI

Exploitation Requires authenticated access as administrator to Piwigo versions prior to 16.3.0. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment Real-world risk is moderate despite the CVSS base score of 7.2. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario An attacker who has already compromised administrator credentials for a Piwigo installation authenticates to the web application and accesses the pwg.users.getList Web Service API method. By crafting a malicious filter parameter containing SQL injection payloads such as UNION-based or boolean-based blind SQL injection commands, the attacker can extract sensitive information from the database including user credentials, photo metadata, or application configuration. …
Remediation Vendor-released patch: version 16.3.0. … Detailed patch versions, workarounds, and compensating controls in full report.
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Recommended ActionAI

Within 24 hours: inventory all Piwigo deployments and document current versions. …

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CVE-2026-27834 vulnerability details – vuln.today
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