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cve[email protected]CVE-2022-31059
HistoryJun 14, 2022 - 8:15 p.m.

CVE-2022-31059

2022-06-1420:15:07
CWE-79
web.nvd.nist.gov
41
4
security
discourse calendar
plugin
xss
vulnerability
cve-2022-31059
patch
content security policy

2.1 Low

CVSS2

Attack Vector

NETWORK

Attack Complexity

HIGH

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

25.9%

Discourse Calendar is a calendar plugin for Discourse, an open-source messaging app. Prior to version 1.0.1, parsing and rendering of Event names can be susceptible to cross-site scripting (XSS) attacks. This vulnerability only affects sites which have modified or disabled Discourse’s default Content Security Policy. This issue is patched in version 1.0.1 of the Discourse Calendar plugin. As a workaround, ensure that the Content Security Policy is enabled, and has not been modified in a way which would make it more vulnerable to XSS attacks.

Affected configurations

Vulners
NVD
Node
discoursediscourse_calendarRange<1.0.1
VendorProductVersionCPE
discoursediscourse_calendar*cpe:2.3:a:discourse:discourse_calendar:*:*:*:*:*:*:*:*

CNA Affected

[
  {
    "product": "discourse-calendar",
    "vendor": "discourse",
    "versions": [
      {
        "status": "affected",
        "version": "< 1.0.1"
      }
    ]
  }
]

Social References

More

2.1 Low

CVSS2

Attack Vector

NETWORK

Attack Complexity

HIGH

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

25.9%

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