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TI-2022-20450 Aliases CVE-2022-42202GHSA-hv3r-qp63-mh8m

TP-Link TL-WR841N 8.0 4.17.16 Build 120201 Rel.54750n is vulnerable to Cross Site Scripting (XSS).

Priority MEDIUM 60CWE-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 · CISA ADP. Fix status from CNA. Impact type from CWE-79.

Summary

TP-Link TL-WR841N 8.0 4.17.16 Build 120201 Rel.54750n is vulnerable to Cross Site Scripting (XSS).

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00581 48th 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

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

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

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:o:tp-link:tl-wr841n_firmware:4.17.16_build_120201_rel.54750n:*:*:*:*:*:*:*4.17.16_build_120201_rel.54750nVulnerableTP-Link
cpe:2.3:h:tp-link:tl-wr841n:8.0:*:*:*:*:*:*:*8.0Running onTP-Link
  • cpe:2.3:o:tp-link:tl-wr841n_firmware:4.17.16_build_120201_rel.54750n:*:*:*:*:*:*:* Versions 4.17.16_build_120201_rel.54750n Vulnerable ·TP-Link
  • cpe:2.3:h:tp-link:tl-wr841n:8.0:*:*:*:*:*:*:* Versions 8.0 Running on ·TP-Link

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2022-42202
  2. 2026-10-03 Alias added: GHSA-hv3r-qp63-mh8m

References

Exploit 1

  • TI-2023-16571 TP-Link TL-WR940N V2/V4, TL-WR841N V8/V10, and TL-WR740N V1/V2 was discovered to contain… KEVCVSS 3.1HIGH 8.8
  • TI-2025-08589 Authenticated RCE via Parental Control command injection KEVCVSS 4.0HIGH 8.6
  • TI-2015-02672 Directory traversal vulnerability in TP-LINK Archer C5 (1.2) with firmware before 150317… KEVCVSS 3.1HIGH 7.5
  • TI-2023-27456 Authentication bypass by spoofing in TP-Link TL-WR841N KEVCVSS 3.1MEDIUM 6.5
  • TI-2018-08378 An issue was discovered on TP-Link TL-WR840N v5 00000005 0.9.1 3.16 v0001.0 Build 170608… CVSS 3.0CRITICAL 9.8
  • TI-2026-02790 Authenticated Command Injection on TP-Link TL-WR802N, TL-WR841N and TL-WR840N CVSS 4.0HIGH 8.5
See all 38 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences