VDB-359547 · CVE-2026-41425 · Nessus 310286

Authlib up to 1.6.10 authlib.integrations.starlette_client.OAuth cross-site request forgery

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	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.
4.7	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic has been found in Authlib up to 1.6.10. Affected by this issue is the function authlib.integrations.starlette_client.OAuth. Performing a manipulation results in cross-site request forgery. This vulnerability is reported as CVE-2026-41425. The attack is possible to be carried out remotely. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Authlib up to 1.6.10. It has been classified as problematic. This affects the function authlib.integrations.starlette_client.OAuth. The manipulation with an unknown input leads to a cross-site request forgery vulnerability. CWE is classifying the issue as CWE-352. The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request. This is going to have an impact on integrity. The summary by CVE is:

Authlib is a Python library which builds OAuth and OpenID Connect servers. Prior to 1.6.11, there is no CSRF protection on the cache feature in authlib.integrations.starlette_client.OAuth. This vulnerability is fixed in 1.6.11.

It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2026-41425 since 04/20/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 310286 (Linux Distros Unpatched Vulnerability : CVE-2026-41425), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 1.6.11 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (310286). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

Authlib

Version

Website

Product: https://github.com/authlib/authlib/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.7

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 5.4
CNA Vector (GitHub_M): 🔒

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross-site request forgery
CWE: CWE-352 / CWE-862 / CWE-863
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 310286
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2026-41425

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Authlib 1.6.11

Timelineinfo

04/20/2026 CVE reserved
04/24/2026 +4 days Advisory disclosed
04/24/2026 +0 days VulDB entry created
04/27/2026 +3 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed

CVE: CVE-2026-41425 (🔒)
GCVE (CVE): GCVE-0-2026-41425
GCVE (VulDB): GCVE-100-359547

Entryinfo

Created: 04/24/2026 21:56
Updated: 04/27/2026 11:35
Changes: 04/24/2026 21:56 (63), 04/27/2026 11:35 (2)
Complete: 🔍
Cache ID: 216::103

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