CVE-2021-26600

moderate-risk
Published 2022-03-28

ImpressCMS before 1.4.3 has plugins/preloads/autologin.php type confusion with resultant Authentication Bypass (!= instead of !==).

Do I need to act?

~
1.2% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
+
Fix available
Upgrade to: e85b158aa49301fbdbc44fa94c6cb7611c942e35
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Impresscms

References (8)

Third Party Advisory http://karmainsecurity.com/KIS-2022-01
Exploit http://packetstormsecurity.com/files/166393/ImpressCMS-1.4.2-Authentication-Bypa...
Exploit http://seclists.org/fulldisclosure/2022/Mar/43
Exploit https://hackerone.com/reports/1081986
Third Party Advisory http://karmainsecurity.com/KIS-2022-01
Exploit http://packetstormsecurity.com/files/166393/ImpressCMS-1.4.2-Authentication-Bypa...
Exploit http://seclists.org/fulldisclosure/2022/Mar/43
Exploit https://hackerone.com/reports/1081986
41
/ 100
moderate-risk
Severity 32/34 · Critical
Exploitability 4/34 · Minimal
Exposure 5/34 · Minimal