Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2025-9014

24
FAUCET Score

CVE-2025-9014 is a Null Pointer Dereference vulnerability in the web portal of TP-Link TL-WR841N v14 routers, specifically affecting versions prior to 250908. This flaw, stemming from improper input validation in the referer header check, allows a remote, unauthenticated attacker to cause a Denial of Service (DoS) on the web portal. With a CVSS score of 7.5 (HIGH), it presents a significant risk due to its network-based attack vector and low attack complexity, leading to high availability impact. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 250908CPE matchmatch criteria
cpe:2.3:o:tp-link:tl-wr841n_firmware:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 4.0

6.3MEDIUM

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
PRESENT
Privileges Required
NONE
User Interaction
NONE
VS Confidentiality
NONE
VS Integrity
NONE
VS Availability
LOW
SS Confidentiality
NONE
SS Integrity
NONE
SS Availability
NONE
Exploit Maturity
NOT_DEFINED
CvssVersion
4.0

Exploit Intelligence

EPSS Score
0.43%
Probability of exploitation in next 30 days
EPSS Percentile
35.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0043 is in the 14th percentile among its peer group of 51,551 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

watchguardpatch availablevia llm_extracted
View patch

Vendor Advisories (1)

watchguardllm-watchguard-b3db04781b4a7464

Security Advisory on Null pointer Dereference Vulnerability on TP-Link TL-WR841N

References

tp-link.com / en/support/download/tl-wr841n
Product
tp-link.com / jp/support/download/tl-wr841n
Product
tp-link.com / us/support/download/tl-wr841n
Product
tp-link.com / us/support/faq/4894
PatchVendor Advisory