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cveWPScanCVE-2021-24439
HistoryJul 12, 2021 - 8:15 p.m.

CVE-2021-24439

2021-07-1220:15:09
CWE-79
WPScan
web.nvd.nist.gov
27
4
cve-2021-24439
browser screenshots
wordpress plugin
stored cross-site scripting
authentication

CVSS2

3.5

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

CVSS3

5.4

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

EPSS

0.001

Percentile

24.8%

The Browser Screenshots WordPress plugin before 1.7.6 allowed authenticated users with a role as low as Contributor to perform Stored Cross-Site Scripting attacks as the image_class parameter of the browser-shot shortcode was not escaped.

Affected configurations

Nvd
Vulners
Node
prothemedesignbrowser_screenshotsRange<1.7.6wordpress
VendorProductVersionCPE
prothemedesignbrowser_screenshots*cpe:2.3:a:prothemedesign:browser_screenshots:*:*:*:*:*:wordpress:*:*

CNA Affected

[
  {
    "product": "Browser Screenshots",
    "vendor": "Unknown",
    "versions": [
      {
        "lessThan": "1.7.6",
        "status": "affected",
        "version": "1.7.6",
        "versionType": "custom"
      }
    ]
  }
]

Social References

More

CVSS2

3.5

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

CVSS3

5.4

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

EPSS

0.001

Percentile

24.8%