Tenda F3/N300 Web-based Administrative Interface session fixiation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Tenda F3 and N300. It has been declared as critical. This affects an unknown part of the component Web-based Administrative Interface. Executing a manipulation can lead to session fixiation. This vulnerability is handled as CVE-2026-22082. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability has been found in Tenda F3 and N300 (version now known) and classified as critical. This vulnerability affects some unknown processing of the component Web-based Administrative Interface. The manipulation with an unknown input leads to a session fixiation vulnerability. The CWE definition for the vulnerability is CWE-384. Authenticating a user, or otherwise establishing a new user session, without invalidating any existing session identifier gives an attacker the opportunity to steal authenticated sessions. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

This vulnerability exists in Tenda wireless routers (300Mbps Wireless Router F3 and N300 Easy Setup Router) due to the use of login credentials as the session ID through its web-based administrative interface. A remote attacker could exploit this vulnerability by intercepting network traffic and capturing the session ID during insecure transmission. Successful exploitation of this vulnerability could allow the attacker to hijack an authenticated session and compromise sensitive configuration information on the targeted device.

The weakness was released by Deven Lunkad, Swaroop Dora, Naziya Aslam and And S. Venkatesan as CIVN-2026-0004. The advisory is shared for download at cert-in.org.in. This vulnerability was named CVE-2026-22082 since 01/06/2026. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 01/09/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

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Vendor

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.1

VulDB Base Score: 7.3
VulDB Temp Score: 7.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Session fixiation
CWE: CWE-384
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

01/06/2026 CVE reserved
01/09/2026 +3 days Advisory disclosed
01/09/2026 +0 days VulDB entry created
01/09/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: tenda.com.cn

Advisory: CIVN-2026-0004
Researcher: Deven Lunkad, Swaroop Dora, Naziya Aslam, And S. Venkatesan
Status: Not defined

CVE: CVE-2026-22082 (🔒)
GCVE (CVE): GCVE-0-2026-22082
GCVE (VulDB): GCVE-100-340276

Entryinfo

Created: 01/09/2026 14:27
Changes: 01/09/2026 14:27 (67)
Complete: 🔍
Cache ID: 216::103

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