CVE-2026-2146

guchengwuyue yshopmall co.yixiang.utils.FileUtil updateAvatar unrestricted upload

A security flaw has been discovered in guchengwuyue yshopmall up to 1.9.1. This affects the function updateAvatar of the file /api/users/updateAvatar of the component co.yixiang.utils.FileUtil. Performing a manipulation of the argument File results in unrestricted upload. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

Affected

guchengwuyue · yshopmall

CVSS v4.0 VULDB

2.1 LOWCVSS: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

CVSS v3.1 NVD

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

CVSS v3.1 VULDB

6.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CVSS v2.0 VULDB

6.5 MEDIUMAV:N/AC:L/Au:S/C:P/I:P/A:P

EPSS

0.34% chance of exploitation in the next 30 days, 25th percentile

Published

2026-02-08

Updated

2026-02-23

Proof-of-concept exploits (1)

• guchengwuyue/yshopmall/issues/40#issue-3860542812640★ · 2026-09-12

Security advisories

• https://vuldb.com/?id.344848
• https://vuldb.com/?submit.747409
• guchengwuyue/yshopmall/issues/40

References

• CVE Record
• NVD entry

Related

• CVE-2025-15496
• CVE-2025-25426