Medium severity · published Mar 18, 2021
CVE-2021-24126
Envira Gallery Lite < 1.8.3.3 - Authenticated Stored Cross-Site Scripting
5.4
CVSS
0.7%
EPSS
No
On KEV
Description
Unvalidated input and lack of output encoding in the Envira Gallery Lite WordPress plugin, versions before 1.8.3.3, did not properly sanitise the images metadata (namely title) before outputting them in the generated gallery, which could lead to privilege escalation.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 52% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EG
Envira Gallery Lite ·
1.8.3.3 before 1.8.3.3 · source: vendor
EG
Envira Gallery · Enviragallery
before 1.8.3.3 · source: NVD