dvsekhvalnov jose2go up to 1.7.0 JSON denial of service

CVSS Meta Temp Score
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CTI Interest Score
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3.5$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in dvsekhvalnov jose2go up to 1.7.0. This issue affects some unknown processing of the component JSON Handler. This manipulation causes denial of service. This vulnerability is registered as CVE-2025-63811. No exploit is available.

Detailsinfo

A vulnerability was found in dvsekhvalnov jose2go up to 1.7.0. It has been declared as problematic. Affected by this vulnerability is some unknown functionality of the component JSON Handler. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. The summary by CVE is:

An issue was discovered in dvsekhvalnov jose2go 1.5.0 thru 1.7.0 allowing an attacker to cause a Denial-of-Service (DoS) via crafted JSON Web Encryption (JWE) token with an exceptionally high compression ratio.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2025-63811 since 10/27/2025. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 275250 (Linux Distros Unpatched Vulnerability : CVE-2025-63811), which helps to determine the existence of the flaw in a target environment.

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

The vulnerability is also documented in the vulnerability database at Tenable (275250). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.5

VulDB Base Score: 3.5
VulDB Temp Score: 3.5
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: Denial of service
CWE: CWE-404
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Partially

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 275250
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2025-63811

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

10/27/2025 CVE reserved
11/12/2025 +16 days Advisory disclosed
11/12/2025 +0 days VulDB entry created
11/13/2025 +1 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: 33
Status: Confirmed

CVE: CVE-2025-63811 (🔒)
GCVE (CVE): GCVE-0-2025-63811
GCVE (VulDB): GCVE-100-332215

Entryinfo

Created: 11/12/2025 20:14
Updated: 11/13/2025 10:41
Changes: 11/12/2025 20:14 (54), 11/13/2025 10:41 (2)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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