Medium severity · published Oct 19, 2026
CVE-2026-112294
FlyCms through commit edfdf724 Missing Authorization via Action Counter Endpoint
4.3
CVSS
0.2%
EPSS
No
On KEV
Description
FlyCms through commit edfdf724 contains a missing authorization vulnerability in ActionService.counter() that allows authenticated users to modify other users' content rows because checkRowOwner never verifies ownership. Any registered user can send requests to /ucenter/action/{modelCode}/{id}/counter or /ucenter/action/compose to add arbitrary deltas to numeric fields like price, stock, or points.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 9% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FL
FlyCms · sunkaifei
through edfdf724c3b944310f60c29aa755d03a00a75837 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-112294
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-112294
github.com
https://github.com/sunkaifei/FlyCms/blob/edfdf724c3b944310f60c29aa755d03a00a75837/backend/src/main/java/com/flycms/module/model/service/ActionService.java
github.com
https://github.com/sunkaifei/FlyCms/blob/edfdf724c3b944310f60c29aa755d03a00a75837/backend/src/main/java/com/flycms/web/front/ActionController.java
github.com
https://github.com/sunkaifei/FlyCms/issues/19
www.vulncheck.com
https://www.vulncheck.com/advisories/flycms-through-commit-edfdf724-missing-authorization-via-action-counter-endpoint
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