What is CVE-2020-11546?

CVE-2020-11546 is a critical-severity vulnerability in Superwebmailer, classified under Code Injection. CVSS score: 9.8/10. Published 2020-07-14.

How severe is CVE-2020-11546?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2020-11546 known to be exploited?

11 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

RCE in Superwebmailer

CVE-2020-11546

SuperWebMailer 7.21.0.01526 is susceptible to a remote code execution vulnerability in the Language parameter of mailingupgrade.php. An unauthenticated remote attacker can exploit this behavior to execute arbitrary PHP code via Code Injection.

Vulnerability class: RCE (Remote Code Execution)

EPSS: 0.328 (98.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Superwebmailer
N/a — versions n/a

Weakness classification (CWE)

CWE-94 — Code Injection

Public proof-of-concept exploits

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2020-11546?: CVE-2020-11546 is a critical-severity vulnerability in Superwebmailer, classified under Code Injection. CVSS score: 9.8/10. Published 2020-07-14.
How severe is CVE-2020-11546?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2020-11546 known to be exploited?: 11 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.