Stored cross-site scripting (XSS)

Stored cross-site scripting (XSS)

Description

It is possible to persistently inject JavaScript code into the application fields. This could allow an attacker to compromise the session of any user who enters the platform or to distribute malicious software.

Impact

Inject malicious JavaScript code persistently.

Recommendation

Filter the information that receives and sends the application using white lists.

Threat

Authorized attacker from the Internet.

Expected Remediation Time

⌚ 45 minutes.

Score

Default score using CVSS 3.1. It may change depending on the context of the src.

Base

  • Attack vector: N
  • Attack complexity: L
  • Privileges required: L
  • User interaction: R
  • Scope: C
  • Confidentiality: L
  • Integrity: L
  • Availability: N

Temporal

  • Exploit code maturity: X
  • Remediation level: X
  • Report confidence: X

Result

  • Vector string: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:X/RL:X/RC:X
  • Score:
    • Base: 5.4
    • Temporal: 5.4
  • Severity:
    • Base: Medium
    • Temporal: Medium

Score 4.0

Default score using CVSS 4.0. It may change depending on the context of the src.

Base 4.0

  • Attack vector: N
  • Attack complexity: L
  • Attack Requirements: N
  • Privileges required: L
  • User interaction: A
  • Confidentiality (VC): L
  • Integrity (VI): L
  • Availability (VA): N
  • Confidentiality (SC): L
  • Integrity (SI): L
  • Availability (SA): L

Threat 4.0

  • Exploit maturity: X

Result 4.0

  • Vector string: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:N/SC:L/SI:L/SA:L/E:X
  • Score:
    • CVSS-BT: 4.8
  • Severity:
    • CVSS-BT: Medium

Requirements

Fixes

Free trial message
Free trial
Search for vulnerabilities in your apps for free with Fluid Attacks' automated security testing! Start your 21-day free trial and discover the benefits of the Continuous Hacking Essential plan. If you prefer the Advanced plan, which includes the expertise of Fluid Attacks' hacking team, fill out this contact form.