Medium severity · published Jan 15, 2026
CVE-2021-47769
Isshue Shopping Cart 3.5 contains a persistent cross-site scripting vulnerability in title input fields across stock, customer, and invoice modules
4.8
CVSS
0.3%
EPSS
No
On KEV
Description
Isshue Shopping Cart 3.5 contains a persistent cross-site scripting vulnerability in title input fields across stock, customer, and invoice modules. Attackers with privileged user accounts can inject malicious scripts that execute on preview, potentially enabling session hijacking and persistent phishing attacks.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 21% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IS
Isshue · Bdtask
3.5 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-47769
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-47769
Product
https://www.bdtask.com/multi-store-ecommerce-shopping-cart-software/
Exploit
https://www.exploit-db.com/exploits/50490
Third Party Advisory
https://www.vulnerability-lab.com/get_content.php?id=2284
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