Medium severity · published Oct 11, 2026
CVE-2026-108688
Eladmin through 2.7 Missing Authorization via /api/localStorage/pictures Upload
4.3
CVSS
0.2%
EPSS
No
On KEV
Description
Eladmin through 2.7 contains a missing authorization vulnerability in the LocalStorageController uploadPicture handler that allows low-privileged authenticated users to bypass the storage:add permission. Attackers can send POST requests with image-named files to /api/localStorage/pictures to write files into server local storage and disclose absolute server paths.
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 11% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EL
eladmin · elunez
through 2.7 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-108688
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-108688
exploit
https://github.com/AnkesKasty/cve-request-poc/blob/a7b6d1423555812d8efa26c91c5d0683164b31e5/eladmin/poc_localStorage_pictures.py
technical-description
https://github.com/elunez/eladmin/blob/39d480938d27a9630d632578c3ef60cf3647a79e/eladmin-tools/src/main/java/me/zhengjie/rest/LocalStorageController.java#L72-L82
third-party-advisory
https://www.vulncheck.com/advisories/eladmin-through-2.7-missing-authorization-via-api-localstorage-pictures-upload
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