Sign in
Deutsch English Español Polski
Medium

Cross-Site Scripting in ternary conditional operator

  • Disclosed: 08.10.2020
  • Updated: 11.10.2026 10:22

Meta

  • CVSS: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N/E:F/RL:O/RC:C(5.0)
  • CWE-79

:information_source:  This vulnerability has been fixed in May 2019 already, CVE and GHSA were assigned later in October 2020

Problem

It has been discovered that the Fluid Engine (package typo3fluid/fluid) is vulnerable to cross-site scripting when making use of the ternary conditional operator in templates like the following.

{showFullName ? fullName : defaultValue}

Solution

Update to versions 2.0.5, 2.1.4, 2.2.1, 2.3.5, 2.4.1, 2.5.5 or 2.6.1 of this typo3fluid/fluid package that fix the problem described.

Updated versions of this package are bundled in following TYPO3 (typo3/cms-core) releases:

  • TYPO3 v8.7.25 (using typo3fluid/fluid v2.5.5)
  • TYPO3 v9.5.6 (using typo3fluid/fluid v2.6.1)

Credits

Thanks to Bill Dagou who reported this issue and to TYPO3 core merger Claus Due who fixed the issue.

References

Affected software

Click a technology to see all vulnerabilities affecting it.

PlatformPackageVulnerable versionsFixed in
Composer package typo3/cms >= 8.0.0, < 8.7.25, >= 9.0.0, < 9.5.6 8.7.25, 9.5.6
Composer package typo3/cms-core >= 8.0.0, < 8.7.25, >= 9.0.0, < 9.5.6 8.7.25, 9.5.6
Composer package typo3fluid/fluid >= 2.0.0, < 2.0.5, >= 2.1.0, < 2.1.4, >= 2.2.0, < 2.2.1, >= 2.3.0, < 2.3.5, >= 2.4.0, < 2.4.1, >= 2.5.0, < 2.5.5, >= 2.6.0, < 2.6.1 2.0.5, 2.1.4, 2.2.1, 2.3.5, 2.4.1, 2.5.5, 2.6.1

References

CVSS score 4.7/10
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness (CWE)
CWE-601, CWE-79
Platform
Composer
Package
typo3/cms, typo3/cms-core, typo3fluid/fluid
Disclosed
08.10.2020
Updated
11.10.2026 10:22

Sources and licenses

OSV / GitHub Advisory Database - GHSA-7733-hjv6-4h47 - CC BY 4.0

Vulnerability history: typo3/cms

All published vulnerabilities of this package (Composer package), newest first. Shows whether this is a one-off slip or a package that needs watching.

All (188) in the archive
Total entries
188
First → latest
09.2018 06.2024
Without a fix
3
Exploited in attacks
0

Severity breakdown

  • Critical 6
  • High 41
  • Medium 128
  • Low 13

Disclosures per year

Severity:
  1. Cross-Site Scripting in ternary conditional operator this entry
    Medium · 4.7 CVE-2020-15241 >= 8.0.0, < 8.7.25, >= 9.0.0, < 9.5.6 8.7.25, 9.5.6
  2. TYPO3 Security Misconfiguration in Install Tool Cookie
    High · 8.1 ghsa-f777-f784-36gm >= 7.0.0, < 7.6.32, >= 8.0.0, < 8.7.21, >= 9.0.0, < 9.5.2 7.6.32, 8.7.21, 9.5.2
  3. TYPO3 Arbitrary Code Execution via File List Module
    High · 8.8 ghsa-8h4m-r4wm-xj7r >= 8.0.0, < 8.7.23, >= 9.0.0, < 9.5.4 8.7.23, 9.5.4
  4. TYPO3 Denial of Service in Frontend Record Registration
    High · 7.5 ghsa-g585-crjf-vhwq >= 7.0.0, < 7.6.32, >= 8.0.0, < 8.7.21 7.6.32, 8.7.21
  5. TYPO3 Security Misconfiguration for Backend User Accounts
    High · 7.3 ghsa-c5mj-39cf-3pp5 >= 8.0.0, < 8.7.23, >= 9.0.0, < 9.5.4 8.7.23, 9.5.4
  6. TYPO3 CMS Possible Insecure Deserialization in Extbase Request Handling
    High · 8.1 ghsa-hh95-5xm5-v8v7 >= 8.0.0, < 8.7.30, >= 9.0.0, < 9.5.12 8.7.30, 9.5.12
  7. Insecure Deserialization & Arbitrary Code Execution in TYPO3 CMS
    High ghsa-ppgf-8745-8pgx >= 7.0.0, < 7.6.30, >= 8.0.0, < 8.7.17, >= 9.0.0, < 9.3.2 7.6.30, 8.7.17, 9.3.2
  8. Privilege Escalation & SQL Injection in TYPO3 CMS
    High · 8.8 ghsa-7qwg-fcpw-xg5g >= 8.5.0, < 8.7.17, >= 9.0.0, < 9.3.2 8.7.17, 9.3.2
  9. TYPO3 Remote Code Execution in third party library swiftmailer
    High ghsa-g4pf-3jvq-2gcw >= 6.2.0, < 6.2.30, >= 7.6.0, < 7.6.15, >= 8.0.0, < 8.5.1 6.2.30, 7.6.15, 8.5.1
  10. Arbitrary Code Execution in TYPO3 CMS
    Critical · 9.9 ghsa-67wg-6j7r-mqh8 >= 7.6.0, < 7.6.22, >= 8.0.0, < 8.7.5 7.6.22, 8.7.5
  11. Insecure Deserialization in TYPO3 CMS
    High ghsa-8h28-f46f-m87h >= 8.5.0, < 8.7.17, >= 9.0.0, < 9.3.2 8.7.17, 9.3.2
  12. Missing Access Check in TYPO3 CMS
    Critical · 9.0 ghsa-gwfx-p7mr-f92v >= 6.2.0, < 6.2.25, >= 7.6.0, < 7.6.8, >= 8.0.0, < 8.1.1 6.2.25, 7.6.8, 8.1.1
  13. XML External Entity (XXE) Processing in TYPO3 Core
    High ghsa-qffc-gwpp-m2xr >= 6.2.0, < 6.2.19, >= 7.6.0, < 7.6.4 6.2.19, 7.6.4
  14. TYPO3 SQL Injection in dbal
    High ghsa-9895-53fc-98v2 >= 6.2.0, < 6.2.18 6.2.18
  15. TYPO3 frontend login vulnerable to Session Fixation
    High · 7.1 ghsa-r9vc-jfmh-6j48 >= 6.2.0, < 6.2.14, >= 7.0.0, < 7.3.1 6.2.14, 7.3.1
  16. TYPO3 may allow editors to change, create, or delete metadata of files not within their file mounts
    High · 8.8 ghsa-4r76-xr68-w7m7 >= 6.2.0, < 6.2.14, >= 7.0.0, < 7.3.1 6.2.14, 7.3.1
  17. TYPO3 possible cache poisoning on the homepage when anchors are used
    High ghsa-p84g-j2gh-83g3 >= 6.2.0, < 6.2.9, >= 7.0.0, < 7.0.2 6.2.9, 7.0.2
  18. TYPO3 Arbitrary Shell Execution in Swiftmailer library
    High · 8.1 ghsa-45xg-4w5x-j429 >= 6.2.0, < 6.2.6, >= 6.1.0, < 6.1.12, >= 4.7.0, < 4.7.20, >= 4.5.0, < 4.5.37 6.2.6, 6.1.12, 4.7.20, 4.5.37
  19. TYPO3 is vulnerable to Cross-Site Scripting via frontend rendering
    High · 8.8 CVE-2023-24814 >= 10.0.0, < 10.4.35, >= 11.0.0, < 11.5.23, >= 12.0.0, < 12.2.0 10.4.35, 11.5.23, 12.2.0
  20. TYPO3 vulnerable to Insufficient Session Expiration
    Critical · 9.8 CVE-2022-47406 < 2.0.5, >= 3.0.0, < 3.0.3 2.0.5, 3.0.3
  21. TYPO3 CMS vulnerable to Arbitrary Code Execution via Form Framework
    High · 7.5 CVE-2022-23503 >= 10.0.0, < 10.4.33, >= 11.0.0, < 11.5.20, >= 12.0.0, < 12.1.1 10.4.33, 11.5.20, 12.1.1
  22. TYPO3 Vulnerable to Insecure Deserialization
    High · 8.8 CVE-2019-12747 >= 8.0.0, < 8.7.27, >= 9.0.0, < 9.5.8 8.7.27, 9.5.8
  23. TYPO3 Image Processing susceptible to Code Execution
    High · 7.5 CVE-2019-11832 >= 8.0.0, < 8.7.25, >= 9.0.0, < 9.5.6 8.7.25, 9.5.6
  24. TYPO3 Insecure Deserialization in Query Generator & Query View
    High · 8.8 CVE-2019-19849 >= 10.0.0, < 10.2.1, >= 8.0.0, < 8.7.30, >= 9.0.0, < 9.5.12 10.2.1, 8.7.30, 9.5.12
  25. TYPO3 Remote File Disclosure vulnerability in the jumpUrl mechanism
    High CVE-2010-3714 >= 4.2.0, < 4.2.15, >= 4.3.0, < 4.3.7, >= 4.4.0, < 4.4.4 4.2.15, 4.3.7, 4.4.4
  26. TYPO3 vulnerable to remote authenticated arbitrary code execution
    High CVE-2013-4321 >= 6.0.0, < 6.0.9, >= 6.1.0, < 6.1.4 6.0.9, 6.1.4
  27. TYPO3 doesn't properly check file extensions
    High CVE-2013-4250 >= 6.0.0, < 6.0.8, >= 6.1.0, < 6.1.3 6.0.8, 6.1.3
  28. TYPO3 vulnerable to authentication bypass via leveraging knowledge of password hash
    Critical CVE-2014-3945 < 6.2.0 6.2.0
  29. Typo3 Vulnerable to Cache Poisoning
    High CVE-2014-9509 >= 4.5.0, < 4.5.39, >= 6.2.0, < 6.2.9, >= 7.0.0, < 7.0.2, >= 4.6.0, < 4.6.19, >= 4.7.0, < 4.7.21, >= 6.0.0, < 6.0.15, >= 6.1.0, < 6.1.13 4.5.39, 6.2.9, 7.0.2, 4.6.19, 4.7.21, 6.0.15, 6.1.13
  30. PHP OpenID Library Denial of Service vulnerability
    High CVE-2013-4701 >= 6.2.0, < 6.2.6 6.2.6
  31. TYPO3 Arbitrary Code Execution
    High · 8.8 CVE-2017-14251 >= 7.6.0, < 7.6.22, >= 8.0.0, < 8.7.5 7.6.22, 8.7.5
  32. TYPO3 Color Picker Wizard component allows remote authenticated editors to execute arbitrary PHP code
    High CVE-2014-3942 >= 4.5.0, < 4.5.34, >= 4.7.0, < 4.7.19, >= 6.0.0, < 6.0.14, >= 6.1.0, < 6.1.9 4.5.34, 4.7.19, 6.0.14, 6.1.9
  33. TYPO3 PHP remote file inclusion vulnerability
    High CVE-2010-1153 >= 4.3.0, < 4.3.3 4.3.3
  34. Indexed Search Engine for TYPO3 Command Execution via Metacharacter Injection
    High CVE-2009-0258 >= 4.0.0, < 4.0.10, >= 4.1.0, < 4.1.8, >= 4.2.0, < 4.2.4 4.0.10, 4.1.8, 4.2.4
  35. Authentication library in TYPO3 vulnerable to session fixation
    High CVE-2009-0256 >= 4.0.0, < 4.0.10, >= 4.1.0, < 4.1.8, >= 4.2.0, < 4.2.4 4.0.10, 4.1.8, 4.2.4
  36. TYPO3 Reveals Sensitive Information via Direct Request to `misc/phpcheck/`
    High CVE-2005-4875 < 3.8.1 3.8.1
  37. Typo3 SQL injection due to faulty prepared statements
    Critical · 9.8 CVE-2011-3583 >= 4.5.0, <= 4.5.5 no fix
  38. Typo3 Authentication Bypass
    Critical · 9.8 CVE-2011-4628 < 4.3.12, >= 4.4.0, < 4.4.9, >= 4.5.0, < 4.5.4 4.3.12, 4.4.9, 4.5.4
  39. Cross-Site-Request-Forgery in Backend
    High · 8.8 CVE-2021-41113 >= 11.2.0, < 11.5.0 11.5.0
  40. Broken Access Control in Form Framework
    High · 8.3 CVE-2021-21357 >= 10.0.0, < 10.4.14, >= 11.0.0, < 11.1.1, >= 9.0.0, < 9.5.25 10.4.14, 11.1.1, 9.5.25
  41. Unrestricted File Upload in Form Framework
    High · 8.6 CVE-2021-21355 >= 10.0.0, < 10.4.14, >= 11.0.0, < 11.1.1, >= 9.0.0, < 9.5.25 10.4.14, 11.1.1, 9.5.25
Show more (7) Showing 41 of 48

Know which vulnerabilities affect your application

With the DockRay integration and software inventory enabled, DockRay checks reported component versions against known vulnerabilities and notifies you about confirmed matches. Coverage depends on the supported technology and available advisory data.

Connect your application
DockRay newsletter

Application security in your inbox

Important vulnerabilities, actionable guidance and practical advice for your applications. Choose your technologies and follow what matters to your project.

  • A daily digest of new vulnerabilities, critical ones included.
  • Notifications about important updates.
  • Practical advice on application security and monitoring.

Leave empty to receive updates for every technology.

Privacy policy

Free to subscribe. Unsubscribe with one click in any email.