weebzone Telegram-Stremio up to 5.1.0 decode_string sensitive information

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.8$0-$5k0.81

Summaryinfo

A vulnerability categorized as problematic has been discovered in weebzone Telegram-Stremio up to 5.1.0. This vulnerability affects the function decode_string. The manipulation results in sensitive information. This vulnerability is reported as CVE-2026-109426. The attack requires a local approach. No exploit exists.

Detailsinfo

A vulnerability classified as problematic has been found in weebzone Telegram-Stremio up to 5.1.0. Affected is the function decode_string. The manipulation with an unknown input leads to a sensitive information vulnerability. CWE is classifying the issue as CWE-922. The product stores sensitive information without properly limiting read or write access by unauthorized actors. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Telegram-Stremio through 5.1.0 contains an insecure storage vulnerability that allows attackers with access to the MongoDB database, backups, or logs to recover the operator's authenticated Telegram session string, which is protected only by a keyless, reversible encoding transform rather than actual encryption. Attackers can round-trip the stored value through the repository's own decode_string function with no secret key to obtain a fully authenticated Telegram session, granting complete control of the operator's Telegram account even when two-step verification is enabled.

The advisory is available at gist.github.com. This vulnerability is traded as CVE-2026-109426 since 10/12/2026. The exploitability is told to be easy. Local access is required to approach this attack. Additional levels of successful authentication are required for exploitation. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1592 by the MITRE ATT&CK project.

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

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Productinfo

Vendor

Name

Version

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: 5.8
VulDB Meta Temp Score: 5.8

VulDB Base Score: 4.2
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.5
CNA Vector (VulnCheck): 🔒

CVSSv2info

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

Exploitinginfo

Class: Sensitive information
CWE: CWE-922 / CWE-200 / CWE-284
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔒
Status: Not defined
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

10/12/2026 Advisory disclosed
10/12/2026 +0 days CVE reserved
10/12/2026 +0 days VulDB entry created
10/12/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: gist.github.com
Status: Not defined

CVE: CVE-2026-109426 (🔒)
GCVE (CVE): GCVE-0-2026-109426
GCVE (VulDB): GCVE-100-417222

Entryinfo

Created: 10/12/2026 22:55
Changes: 10/12/2026 22:55 (74)
Complete: 🔍
Cache ID: 216::103

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