SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-3291

Zen Cart 1.5.7b allows admins to execute arbitrary OS commands by inspecting an HTML radio input element (within the modules edit page) and inserting a command.

EXPLOIT ✓HIGH 7.2EPSS 17.0%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 17.0%, higher than 97% of all known CVEs. Patch or mitigate before the next change window.

Description

Zen Cart 1.5.7b allows admins to execute arbitrary OS commands by inspecting an HTML radio input element (within the modules edit page) and inserting a command.

CVSS 3.1
7.2 HIGHCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS
16.98% probability · 97th percentile
Public exploits
1 in Exploit-DB · verified · first 2 March 2021
CISA KEV
Not listed
Weakness
CWE-78
Affected
zen-cart/zen cart
Source
cve@mitre.org
EPSS trend
0%10%20%26 October 2026: 16.98%26 October 202626 October 2026

EPSS 17.0% since 26 October 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Public exploits (1)

Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.

EDB-IDTitleTypePublishedVerified
EDB-49608source ↗Zen Cart 1.5.7b - Remote Code Execution (Authenticated)php · Mücahit Saratarwebapps2 March 2021yes

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.