PrinterLogic Web Stack versions 19.1.1.13 SP9 and below use a hardcoded APP_KEY value…
Priority MEDIUM 44CWE-798Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-798.
Summary
PrinterLogic Web Stack versions 19.1.1.13 SP9 and below use a hardcoded APP_KEY value, leading to pre-auth remote code execution.
Why it matters now
EPSS 0.05569 92nd 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
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 7
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:printerlogic:web_stack:*:*:*:*:*:*:*:* | before 19.1.1.13 | Vulnerable | PrinterLogic |
| cpe:2.3:a:printerlogic:web_stack:19.1.1.13:-:*:*:*:*:*:* | 19.1.1.13 | Vulnerable | PrinterLogic |
| cpe:2.3:a:printerlogic:web_stack:19.1.1.13:sp2:*:*:*:*:*:* | 19.1.1.13 sp2 | Vulnerable | PrinterLogic |
| cpe:2.3:a:printerlogic:web_stack:19.1.1.13:sp3-3:*:*:*:*:*:* | 19.1.1.13 sp3-3 | Vulnerable | PrinterLogic |
| cpe:2.3:a:printerlogic:web_stack:19.1.1.13:sp9:*:*:*:*:*:* | 19.1.1.13 sp9 | Vulnerable | PrinterLogic |
| cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Apple |
| cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Linux |
- 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
- cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Apple
- cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Linux
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-42635
- 2026-10-03 Alias added: GHSA-3wr6-m7v6-4x3g
References
Advisory 5
- https://www.printerlogic.com/security-bulletin/
- https://www.securityweek.com/printerlogic-patches-code-execution-flaws-printer-management-suite
- https://securityaffairs.co/wordpress/127194/security/printerlogic-printer-management-suite-flaws.html
- https://portswigger.net/daily-swig/printerlogic-vendor-addresses-triple-rce-threat-against-all-connected-endpoints
- https://thecyberthrone.in/2022/01/26/printerlogic-%F0%9F%96%A8-fixes-critical-vulnerabilities-in-its-suite/?utm_source=rss&utm_medium=rss&utm_campaign=printerlogic-%25f0%259f%2596%25a8-fixes-critical-vulnerabilities-in-its-suite
More PrinterLogic Web Stack vulnerabilities
- 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-2021-18870 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
- TI-2021-18878 PrinterLogic Web Stack versions 19.1.1.13 SP9 and below are vulnerable to an Insecure… CVSS 3.1HIGH 7.5
Sources
- CVE-2021-42635 · CVE Program
- CVE-2021-42635 · NVD
- FIRST EPSS
- GHSA-3wr6-m7v6-4x3g · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences