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Piwigo CVE-2026-27885

| EUVD-2026-18874 HIGH
SQL Injection (CWE-89)
2026-04-03 GitHub_M
SQLi Information Disclosure 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-2026-18874
Analysis Generated
Apr 03, 2026 - 22:15 vuln.today
CVE Published
Apr 03, 2026 - 21:36 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 was discovered in Piwigo affecting the Activity List API endpoint. This vulnerability allows an authenticated administrator to extract sensitive data from the database, including user credentials, email addresses, and all stored content. This issue has been patched in version 16.3.0.

AnalysisAI

SQL injection in Piwigo's Activity List API endpoint allows authenticated administrators to extract sensitive database contents including user credentials and email addresses. This vulnerability affects Piwigo versions prior to 16.3.0 and requires high-level privileges (administrator access) to exploit. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
Authenticate as administrator
Exploit
Access Activity List API endpoint
Execution
Inject malicious SQL query
Impact
Extract sensitive database records
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Vulnerability AssessmentAI

Exploitation Attacker must be authenticated as an administrator in Piwigo versions prior to 16.3.0. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment Real-world risk is moderately elevated despite the high CVSS score of 7.2. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario An attacker who has compromised administrator credentials (through phishing, credential reuse, or insider access) authenticates to the Piwigo web interface and navigates to the Activity List API endpoint. The attacker crafts a malicious API request containing SQL injection payloads in parameters processed by the vulnerable endpoint, such as inserting UNION-based queries or Boolean-based blind injection techniques. …
Remediation Upgrade immediately to Piwigo version 16.3.0 or later, which contains the vendor-released patch addressing this SQL injection vulnerability. … Detailed patch versions, workarounds, and compensating controls in full report.
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Recommended ActionAI

Within 24 hours: Identify all Piwigo instances in your environment and document current versions. …

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CVE-2026-27885 vulnerability details – vuln.today
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