CVE-2021-37580 (GCVE-0-2021-37580)

Vulnerability from cvelistv5 – Published: 2021-11-16 09:35 – Updated: 2024-08-04 01:23
VLAI Previdian
Title
Apache ShenYu Admin bypass JWT authentication
Summary
A flaw was found in Apache ShenYu Admin. The incorrect use of JWT in ShenyuAdminBootstrap allows an attacker to bypass authentication. This issue affected Apache ShenYu 2.3.0 and 2.4.0
Severity
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
  • CWE-287 - Improper Authentication
Assigner
References
Impacted products
Vendor Product Version
Apache Software Foundation Apache ShenYu Admin Affected: Apache ShenYu Admin 2.3.0-2.4.0
Create a notification for this product.
Credits
This issue was reported by 伍 雄
Previdian
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 59d01405-62eb-45e9-aea0-b492fd83bd43

Vulnerability ID: CVE-2021-37580

Status: Confirmed

Status Updated: 2025-11-08 01:00 CET

Exploited: Yes

Timestamps
First Seen: 2025-11-08
Asserted: 2025-11-08
Scope
Notes: Apache ShenYu Admin bypass JWT authentication | Affected: Apache / Apache ShenYu Admin | CVSS: 9.8 (CRITICAL) | EPSS: 0.41851 | Used in malware: unknown | Not yet in CISA KEV: True
Evidence

Type: Public Report

Signal: Successful Exploitation

Confidence: 70%

Source: previdian

Details
Feed Previdian (previdian.com)
Title Apache ShenYu Admin bypass JWT authentication
Cve Id CVE-2021-37580
Vendor Apache
Ghsa Id GHSA-VPFP-5GWQ-G533
Product Apache ShenYu Admin
Added Date 2025-11-08T00:00:00.000Z
Cvss Score 9.8
Epss Score 0.41851
Previous Ids
Cvss Severity CRITICAL
Virtual Patch False
Cvss Estimated False
Epss Percentile 0.98649
Used In Malware unknown
Vulnerability Id CVE-2021-37580
Ahead Of Cisa Kev None
Not Yet In Cisa Kev True
References
Created: 2026-10-02 09:09 CEST | Updated: 2026-10-02 09:09 CEST
Show details on NVD website
To clipboard 

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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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