MEDIUM
CVE-2021-23266
CWE-117Published: May 16, 2022· Updated: Jun 17, 2026
4.3
CVSS v3.1
Official Description
An anonymous user can craft a URL with text that ends up in the log viewer as is. The text can then include textual messages to mislead the administrator.
Technical Analysis
CVE-2021-23266 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityLow
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Affected Vendors & Products
craftercms1 product(s)
crafter cms
Source: NVD CPE · 1 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (2)
Quick Facts
CVE IDCVE-2021-23266
CVSS Score4.3 / 10
SeverityMEDIUM
WeaknessCWE-117
CISA KEVNo
Affected1 vendor(s)
PublishedMay 16, 2022
Related CVEs (CWE-117)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2021-23266 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.