Medium severity · published May 26, 2026
CVE-2026-43936
e107: Server-Side Request Forgery (SSRF) in the remote file fetcher
4.3
CVSS
0.2%
EPSS
No
On KEV
Description
e107 is a content management system (CMS). Prior to 2.3.4, you can access the local environment by specifying the URL of the local environment from "Image/File URL:" of "From a remote location" in "Media Manager" on the administrator screen. This vulnerability is fixed in 2.3.4.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
None
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
E1
e107 · e107inc
< 2.3.4 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-43936
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-43936
github.com
https://github.com/e107inc/e107/commit/40b2d111
github.com
https://github.com/e107inc/e107/commit/5f98cc9f
github.com
https://github.com/e107inc/e107/security/advisories/GHSA-92fr-7h4f-22pp
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8.1
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7.5
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7.1
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