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Coppermine Photo Gallery CVE-2026-82482

| EUVDEUVD-2026-68161 LOW
Cross-site Scripting (XSS) (CWE-79)
2026-08-30 VulDB GHSA-mgq4-qpjf-4pfw
2.0
CVSS 4.0 · Vendor: VulDB

Severity by source

Vendor (VulDB) PRIMARY
2.0 MEDIUM
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
vuln.today AI
5.4 MEDIUM

Stored XSS requires low-privilege auth (PR:L) and victim page view (UI:R); scope changes to victim's browser with low confidentiality and integrity impact.

3.1 AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
4.0 AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N

Primary rating from Vendor (VulDB).

CVSS VectorVendor: VulDB

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
P
Scope
X

Lifecycle Timeline

5
CVE Published
Aug 31, 2026 - 10:50 cve.org
LOW 2.0
Severity Changed
Aug 30, 2026 - 07:22 NVD
MEDIUM LOW
CVSS changed
Aug 30, 2026 - 07:22 NVD
5.1 (MEDIUM) 2.0 (LOW)
Source Code Evidence Fetched
Aug 30, 2026 - 06:45 vuln.today
Analysis Generated
Aug 30, 2026 - 06:45 vuln.today

DescriptionCVE.org

A security vulnerability has been detected in coppermine-gallery Coppermine Photo Gallery up to 1.6.28. This affects an unknown function of the file profile.php of the component edit_profile Endpoint. The manipulation of the argument Biography leads to cross site scripting. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 1.6.29 mitigates this issue. Upgrading the affected component is recommended.

AnalysisAI

Stored cross-site scripting in Coppermine Photo Gallery up to version 1.6.28 allows an authenticated user to inject malicious JavaScript into the Biography field of the edit_profile endpoint in profile.php, which executes in the browser of any user who subsequently views that profile. A public proof-of-concept exploit is available on GitHub (Leousum/VulnPoC), and the vendor has released version 1.6.29 to remediate the issue. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
technique details hidden
Delivery
technique details hidden
Exploit
technique details hidden
Execution
technique details hidden
Persist
technique details hidden
Impact
technique details hidden

Vulnerability AssessmentAI

Exploitation The attacker must possess a valid low-privilege user account on the target Coppermine Photo Gallery instance (PR:L confirmed by the CVSS 4.0 vector). … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The CVSS 4.0 vector (AV:N/AC:L/AT:N/PR:L/UI:P/E:P) scores 5.1 (medium), which accurately reflects the moderate real-world risk profile: network-accessible, low complexity, but gated by both an authenticated attacker account and passive victim interaction. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario Full exploit scenario with step-by-step reproduction available after sign-in.
Remediation Upgrade Coppermine Photo Gallery to version 1.6.29, which the vendor has confirmed mitigates this vulnerability; the release is available at https://github.com/coppermine-gallery/cpg1.6.x/releases/tag/v1.6.29. … Detailed patch versions, workarounds, and compensating controls in full report.

Threat intelligence, references, and detailed analysis are available after sign-in.

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CVE-2026-82482 vulnerability details – vuln.today

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