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GitHub Advisory DatabaseGHSA-CPQ8-X35G-M439

HistorySep 20, 2021 - 8:43 p.m.

Cross-site Scripting in yourls

2021-09-2020:43:15

CWE-79

GitHub Advisory Database

github.com

yourls

cross-site scripting

vulnerability

web page generation

input handling

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

6.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

EPSS

0.001

Percentile

29.3%

JSON

yourls is vulnerable to Improper Neutralization of Input During Web Page Generation (‘Cross-site Scripting’) in arbitrary path handling.

Affected configurations

Vulners

Node

yourlsyourlsRange≤1.8.2

VendorProductVersionCPE
yourlsyourls*cpe:2.3:a:yourls:yourls:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
yourls	yourls	*	cpe:2.3:a:yourls:yourls::::::::

References

github.com/advisories/GHSA-cpq8-x35g-m439

github.com/yourls/yourls/commit/94f6bab91182142c96ff11f481585b445449efd4

huntr.dev/bounties/b688e553-d0d9-4ddf-95a3-ff4b78004984

nvd.nist.gov/vuln/detail/CVE-2021-3783

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

6.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

EPSS

0.001

Percentile

29.3%

JSON

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