W (vincent-peugnet/wcms) through 3.18.0 contains a remote code execution vulnerability that allows authenticated editors to write arbitrary files by abusing the unvalidated path in POST /api/v0/media/upload/[*:path]. Attackers can upload .php files executed by the web server, use encoded ../ sequences to write outside the media directory, and delete arbitrary files via DELETE /api/v0/media/[*:path].
Metrics
Affected Vendors & Products
References
History
Mon, 05 Oct 2026 15:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Sun, 04 Oct 2026 22:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Vincent-peugnet
Vincent-peugnet wcms |
|
| Vendors & Products |
Vincent-peugnet
Vincent-peugnet wcms |
Sat, 03 Oct 2026 23:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | W (vincent-peugnet/wcms) through 3.18.0 contains a remote code execution vulnerability that allows authenticated editors to write arbitrary files by abusing the unvalidated path in POST /api/v0/media/upload/[*:path]. Attackers can upload .php files executed by the web server, use encoded ../ sequences to write outside the media directory, and delete arbitrary files via DELETE /api/v0/media/[*:path]. | |
| Title | W (wcms) through 3.18.0 RCE and Arbitrary File Write via Media Upload API | |
| First Time appeared |
Wcms
Wcms wcms |
|
| Weaknesses | CWE-434 | |
| CPEs | cpe:2.3:a:wcms:wcms:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Wcms
Wcms wcms |
|
| References |
|
|
| Metrics |
cvssV3_1
|
Status: PUBLISHED
Assigner: VulnCheck
Published: 2026-10-03T22:30:12.394Z
Updated: 2026-10-05T14:16:25.044Z
Reserved: 2026-10-03T12:05:26.755Z
Link: CVE-2026-105123
Updated: 2026-10-05T14:16:19.822Z
Status : Deferred
Published: 2026-10-04T00:16:35.703
Modified: 2026-10-06T16:08:43.180
Link: CVE-2026-105123
No data.