EUVD-2026-54511
GHSA-wqwv-2j54-cp38
Severity by source
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/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
Network-reachable endpoint, low-privilege auth required, no interaction needed; scope change reflects OS-level RCE potential when PHP executes uploaded webshell.
Primary rating from Vendor (VulDB).
CVSS VectorVendor: VulDB
Lifecycle Timeline
4DescriptionCVE.org
A vulnerability has been found in SourceCodester Photo Share Website 1.0. The impacted element is an unknown function of the file /social/ajax.php?action=save_upload. Such manipulation of the argument img[]/imgName[] leads to unrestricted upload. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.
AnalysisAI
Unrestricted file upload in SourceCodester Photo Share Website 1.0 exposes the /social/ajax.php?action=save_upload endpoint to abuse via crafted img[] and imgName[] POST parameters, allowing authenticated low-privileged users to upload arbitrary file types - including PHP webshells. If the upload directory permits server-side script execution, this escalates to remote code execution on the host. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires a valid authenticated session with a low-privileged account (consistent with PR:L in the CVSS 4.0 vector - standard registered-user access is sufficient; no administrative role is needed). … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The official CVSS 4.0 score of 2.1 (VC:L/VI:L/VA:L) appears significantly understated for an unrestricted file upload vulnerability in a PHP application - the standard worst-case for this class is OS-level RCE. … 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 | No vendor-released patch has been identified at the time of analysis; the SourceCodester product page (https://www.sourcecodester.com/) should be monitored for updates. … Detailed patch versions, workarounds, and compensating controls in full report. |
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External POC / Exploit Code
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