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TI-2021-18875 Aliases CVE-2021-42639GHSA-3425-gj4f-6wvw

PrinterLogic Web Stack versions 19.1.1.13 SP9 and below are vulnerable to multiple…

Priority LOW 30CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Cross-site scripting
Confidentiality · integrity · availability
Low · Low · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.

Summary

PrinterLogic Web Stack versions 19.1.1.13 SP9 and below are vulnerable to multiple reflected cross site scripting vulnerabilities. Attacker controlled input is reflected back in the page without sanitization.

Why it matters now

EPSS 0.01151 67th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 5

CPEVersionsRoleVendor
cpe:2.3:a:printerlogic:web_stack:*:*:*:*:*:*:*:*before 19.1.1.13VulnerablePrinterLogic
cpe:2.3:a:printerlogic:web_stack:19.1.1.13:-:*:*:*:*:*:*19.1.1.13VulnerablePrinterLogic
cpe:2.3:a:printerlogic:web_stack:19.1.1.13:sp2:*:*:*:*:*:*19.1.1.13 sp2VulnerablePrinterLogic
cpe:2.3:a:printerlogic:web_stack:19.1.1.13:sp3-3:*:*:*:*:*:*19.1.1.13 sp3-3VulnerablePrinterLogic
cpe:2.3:a:printerlogic:web_stack:19.1.1.13:sp9:*:*:*:*:*:*19.1.1.13 sp9VulnerablePrinterLogic
  • cpe:2.3:a:printerlogic:web_stack:*:*:*:*:*:*:*:* Versions before 19.1.1.13 Vulnerable ·PrinterLogic
  • cpe:2.3:a:printerlogic:web_stack:19.1.1.13:-:*:*:*:*:*:* Versions 19.1.1.13 Vulnerable ·PrinterLogic
  • cpe:2.3:a:printerlogic:web_stack:19.1.1.13:sp2:*:*:*:*:*:* Versions 19.1.1.13 sp2 Vulnerable ·PrinterLogic
  • cpe:2.3:a:printerlogic:web_stack:19.1.1.13:sp3-3:*:*:*:*:*:* Versions 19.1.1.13 sp3-3 Vulnerable ·PrinterLogic
  • cpe:2.3:a:printerlogic:web_stack:19.1.1.13:sp9:*:*:*:*:*:* Versions 19.1.1.13 sp9 Vulnerable ·PrinterLogic

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-42639
  2. 2026-10-03 Alias added: GHSA-3425-gj4f-6wvw

References

  • TI-2021-18873 PrinterLogic Web Stack versions 19.1.1.13 SP9 and below use user-controlled input to… CVSS 3.1CRITICAL 9.8
  • TI-2021-18874 PrinterLogic Web Stack versions 19.1.1.13 SP9 and below do not sanitize user input… CVSS 3.1HIGH 8.1
  • TI-2021-18872 PrinterLogic Web Stack versions 19.1.1.13 SP9 and below use a hardcoded APP_KEY value… CVSS 3.1HIGH 8.1
  • TI-2021-18870 PrinterLogic Web Stack versions 19.1.1.13 SP9 and below deserializes attacker controlled… CVSS 3.1HIGH 8.1
  • TI-2021-18876 PrinterLogic Web Stack versions 19.1.1.13 SP9 and below are vulnerable to an Insecure… CVSS 3.1CRITICAL 9.1
  • TI-2021-18877 PrinterLogic Web Stack versions 19.1.1.13 SP9 and below are vulnerable to an Insecure… CVSS 3.1HIGH 7.5
See all 8 →

Sources