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cve[email protected]CVE-2021-24927
HistoryNov 29, 2021 - 9:15 a.m.

CVE-2021-24927

2021-11-2909:15:08
CWE-79
web.nvd.nist.gov
21
cve-2021-24927
my calendar
wordpress
plugin
reflected cross-site scripting

3.5 Low

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:S/C:N/I:P/A:N

5.4 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

0.001 Low

EPSS

Percentile

25.0%

The My Calendar WordPress plugin before 3.2.18 does not sanitise and escape the callback parameter of the mc_post_lookup AJAX action (available to any authenticated user) before outputting it back in the response, leading to a Reflected Cross-Site Scripting issue

Affected configurations

Vulners
NVD
Node
my_calendar_projectmy_calendarRange<3.2.18
VendorProductVersionCPE
my_calendar_projectmy_calendar*cpe:2.3:a:my_calendar_project:my_calendar:*:*:*:*:*:*:*:*

CNA Affected

[
  {
    "product": "My Calendar",
    "vendor": "Unknown",
    "versions": [
      {
        "lessThan": "3.2.18",
        "status": "affected",
        "version": "3.2.18",
        "versionType": "custom"
      }
    ]
  }
]

3.5 Low

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:S/C:N/I:P/A:N

5.4 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

0.001 Low

EPSS

Percentile

25.0%