AREA 17 Twill CMS Media Library Insert FileLibraryController.php storeFile unrestricted upload

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-15518
StatePUBLISHED
AssignerVulDB
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-07-13 01:17:05 UTC
Updated2026-07-13 19:16:57 UTC
DescriptionA vulnerability has been found in AREA 17 Twill CMS up to 3.6.0. The impacted element is the function FileLibraryController::storeFile of the file src/Http/Controllers/Admin/FileLibraryController.php of the component Media Library Insert Page. Such manipulation of the argument qqfilename leads to unrestricted upload. The attack can be executed remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Risk And Classification

Primary CVSS: v4.0 2 LOW from [email protected]

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/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

EPSS: 0.002480000 probability, percentile 0.160400000 (date 2026-07-14)

Problem Types: CWE-284 | CWE-434 | CWE-434 Unrestricted Upload | CWE-284 Improper Access Controls

VersionSourceTypeScoreSeverityVector
4.0[email protected]Secondary2LOWCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/C...
4.0CNADECLARED5.1MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
3.1[email protected]Secondary4.7MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
3.1CNADECLARED4.7MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
3.0CNADECLARED4.7MEDIUMCVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
2.0[email protected]Secondary5.8AV:N/AC:L/Au:M/C:P/I:P/A:P
2.0CNADECLARED5.8AV:N/AC:L/Au:M/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

CVSS v4.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
High
User Interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Sub Conf.
None
Sub Integrity
None
Sub Availability
None

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/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

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L

CVSS v3.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low

CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA AREA 17 Twill CMS affected 3.0 Not specified
CNA AREA 17 Twill CMS affected 3.1 Not specified
CNA AREA 17 Twill CMS affected 3.2 Not specified
CNA AREA 17 Twill CMS affected 3.3 Not specified
CNA AREA 17 Twill CMS affected 3.4 Not specified
CNA AREA 17 Twill CMS affected 3.5 Not specified
CNA AREA 17 Twill CMS affected 3.6.0 Not specified

References

ReferenceSourceLinkTags
vuldb.com/vuln/377847 [email protected] vuldb.com
bytium.com/insights/authenticated-arbitrary-file-upload-to-rce-in-twill-cms [email protected] bytium.com
vuldb.com/cve/CVE-2026-15518 [email protected] vuldb.com
vuldb.com/submit/849572 [email protected] vuldb.com
vuldb.com/vuln/377847/cti [email protected] vuldb.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Jobyer Ahmed (en)

CNA: suffer (VulDB User) (en)

CNA: VulDB CNA Team (en)

Additional Advisory Data

SourceTimeEvent
CNA2026-07-12T00:00:00.000ZAdvisory disclosed
CNA2026-07-12T02:00:00.000ZVulDB entry created
CNA2026-07-12T13:16:13.000ZVulDB entry last update

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