CVE-2023-24540 (GCVE-0-2023-24540)

Vulnerability from cvelistv5 – Published: 2023-05-11 15:29 – Updated: 2025-01-24 16:45
VLAI
Title
Improper handling of JavaScript whitespace in html/template
Summary
Not all valid JavaScript whitespace characters are considered to be whitespace. Templates containing whitespace characters outside of the character set "\t\n\f\r\u0020\u2028\u2029" in JavaScript contexts that also contain actions may not be properly sanitized during execution.
Severity
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC
Exploitation: none Automatable: yes Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
  • CWE-74 - Improper input validation
  • CWE-77 - Improper Neutralization of Special Elements used in a Command ('Command Injection')
Assigner
Go
References
Impacted products
Vendor Product Version
Go standard library html/template Affected: 0 , < 1.19.9 (semver)
Affected: 1.20.0-0 , < 1.20.4 (semver)
Create a notification for this product.
Credits
Juho Nurminen of Mattermost
Show details on NVD website
To clipboard 

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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.