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CVE-2026-82695: Tenda AC18 Telnet telnet missing authentication

Deferred
Published 31-08-2026Last modified 31-08-2026

Vulnerability summary

CVE-2026-82695 is a critical (CVSS 10.0) Improper Authentication vulnerability in tenda ac18_firmware. EPSS estimates a 1.41% chance of exploitation in the next 30 days, higher than 72.4% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
90/100
0100
Critical · default modelHow is this calculated?
CVSS score
10.0/10
010
Critical · v4.0 (CVE.org)
EPSS score
1.41%
0%100%
Low · +0.66 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits1github

Timeline

  1. 31-08-2026
    PublishedVulnerability first disclosed.
  2. 31-08-2026
    Last modifiedVulnerability information updated.

Description

A security flaw has been discovered in Tenda AC18 15.03.05.19. Impacted is an unknown function of the file /goform/telnet of the component Telnet Handler. The manipulation results in missing authentication. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks.

CVSS metrics

7 scores · 2 sources · 4 versions

EPSS trend

Probability

1.41%

Chance of exploitation in the next 30 days

Percentile

72%

Versus all other CVEs

30-day change

Increase +0.66 pp

From 0.74% on 22-09-2026

22-09-202622-10-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

1 found
  • githubUnverified

    Wavlink Wn530H4 Command Injection In Set Add Routing

    Maturity: poc

Weaknesses

CWE · root cause

Affected systems

Tenda1 product

1 vendor · 1 product

References

6 links