HiJiffy Chatbot Private Message /api/v1/download/ ID authorization

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.3$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in HiJiffy Chatbot. This impacts an unknown function of the file /api/v1/download/ of the component Private Message Handler. Performing a manipulation of the argument ID results in authorization. This vulnerability is identified as CVE-2026-4262. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in HiJiffy Chatbot (affected version unknown). It has been classified as problematic. This affects an unknown functionality of the file /api/v1/download/ of the component Private Message Handler. The manipulation of the argument ID with an unknown input leads to a authorization vulnerability. CWE is classifying the issue as CWE-863. The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions. This is going to have an impact on confidentiality. The summary by CVE is:

Vulnerability of incorrect authorization in HiJiffy Chatbot allows an attacker to download private messages from other users via the parameter 'ID' in '/api/v1/download/<ID>/'.

The weakness was released by David Utón Amaya. It is possible to read the advisory at incibe.es. This vulnerability is uniquely identified as CVE-2026-4262 since 03/16/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 05/20/2026).

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

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

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: 5.3
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
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: Authorization
CWE: CWE-863 / CWE-285 / CWE-266
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

03/16/2026 CVE reserved
03/26/2026 +10 days Advisory disclosed
03/26/2026 +0 days VulDB entry created
05/20/2026 +54 days VulDB entry last update

Sourcesinfo

Advisory: incibe.es
Researcher: David Utón Amaya
Status: Not defined

CVE: CVE-2026-4262 (🔒)
GCVE (CVE): GCVE-0-2026-4262
GCVE (VulDB): GCVE-100-353571

Entryinfo

Created: 03/26/2026 11:37
Updated: 05/20/2026 01:18
Changes: 03/26/2026 11:37 (67), 05/20/2026 01:18 (2)
Complete: 🔍
Cache ID: 216::103

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