Vulnerability-Lookup

CVE-2021-47721 (GCVE-0-2021-47721)

Vulnerability from cvelistv5 – Published: 2025-12-23 19:34 – Updated: 2026-03-05 12:02

Title

Orangescrum 1.8.0 Authenticated Privilege Escalation via User Session Manipulation

Summary

Orangescrum 1.8.0 contains a privilege escalation vulnerability that allows authenticated users to take over other project-assigned accounts by manipulating session cookies. Attackers can extract the victim's unique ID from the page source and replace their own session cookie to gain unauthorized access to another user's account.

Severity

8.7 (High)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

8.8 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CWE

CWE-639 - Authorization Bypass Through User-Controlled Key

Assigner

VulnCheck

References

3 references

URL	Tags
https://www.exploit-db.com/exploits/50551	exploit
https://www.orangescrum.org/	product
https://www.vulncheck.com/advisories/orangescrum-…	third-party-advisory

Impacted products

1 product

Vendor	Product	Version
Orangescrum	orangescrum	Affected: 1.8.0

Date Public

2021-07-10 00:00

Credits

Hubert Wojciechowski

Show details on NVD website

JSON

To clipboard

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CNVD-2026-02776

Vulnerability from cnvd - Published: 2026-01-09

Title

Orangescrum权限提升漏洞

Description

Orangescrum是一个项目和任务管理的软件工具,也为工作组织和团队协作提供了生产力工具。 Orangescrum存在权限提升漏洞，该漏洞源于应用在多个关键功能接口中未对请求来源进行有效校验，缺少CSRF Token等防护机制。攻击者可利用该漏洞诱导已认证用户访问特制的恶意页面，在用户不知情的情况下发起伪造请求。

Severity

高

Formal description

目前厂商尚未发布升级程序修复该安全问题，详情见厂商官网： https://www.orangescrum.org/

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-47721

Impacted products

Name
OrangeScrum OrangeScrum 1.8.0

Show details on source website

JSON

To clipboard

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FKIE_CVE-2021-47721

Vulnerability from fkie_nvd - Published: 2025-12-23 20:15 - Updated: 2025-12-31 21:44

Severity

8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Summary

References

URL	Tags
disclosure@vulncheck.com	https://www.exploit-db.com/exploits/50551	Exploit
disclosure@vulncheck.com	https://www.orangescrum.org/	Product
disclosure@vulncheck.com	https://www.vulncheck.com/advisories/orangescrum-authenticated-privilege-escalation-via-user-session-manipulation	Third Party Advisory

Impacted products

	Vendor	Product	Version
	orangescrum	orangescrum	1.8.0

JSON

To clipboard

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          "userInteraction": "NONE",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
          "version": "4.0",
          "vulnAvailabilityImpact": "HIGH",
          "vulnConfidentialityImpact": "HIGH",
          "vulnIntegrityImpact": "HIGH",
          "vulnerabilityResponseEffort": "NOT_DEFINED"
        },
        "source": "disclosure@vulncheck.com",
        "type": "Secondary"
      }
    ]
  },
  "published": "2025-12-23T20:15:44.510",
  "references": [
    {
      "source": "disclosure@vulncheck.com",
      "tags": [
        "Exploit"
      ],
      "url": "https://www.exploit-db.com/exploits/50551"
    },
    {
      "source": "disclosure@vulncheck.com",
      "tags": [
        "Product"
      ],
      "url": "https://www.orangescrum.org/"
    },
    {
      "source": "disclosure@vulncheck.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.vulncheck.com/advisories/orangescrum-authenticated-privilege-escalation-via-user-session-manipulation"
    }
  ],
  "sourceIdentifier": "disclosure@vulncheck.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-639"
        }
      ],
      "source": "disclosure@vulncheck.com",
      "type": "Primary"
    }
  ]
}

GHSA-R5C3-XJH9-7VCW

Vulnerability from github – Published: 2025-12-23 21:30 – Updated: 2025-12-23 21:30

Details

Severity

8.8 (High)


                  
                    CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

8.7 (High)


                  
                    CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Show details on source website

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{
  "affected": [],
  "aliases": [
    "CVE-2021-47721"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-639"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-12-23T20:15:44Z",
    "severity": "HIGH"
  },
  "details": "Orangescrum 1.8.0 contains a privilege escalation vulnerability that allows authenticated users to take over other project-assigned accounts by manipulating session cookies. Attackers can extract the victim\u0027s unique ID from the page source and replace their own session cookie to gain unauthorized access to another user\u0027s account.",
  "id": "GHSA-r5c3-xjh9-7vcw",
  "modified": "2025-12-23T21:30:28Z",
  "published": "2025-12-23T21:30:28Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-47721"
    },
    {
      "type": "WEB",
      "url": "https://www.exploit-db.com/exploits/50551"
    },
    {
      "type": "WEB",
      "url": "https://www.orangescrum.org"
    },
    {
      "type": "WEB",
      "url": "https://www.vulncheck.com/advisories/orangescrum-authenticated-privilege-escalation-via-user-session-manipulation"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

Sightings

Author	Source	Type	Date	Other

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.

Detection rules are retrieved from Rulezet.

Action not permitted

CVE-2021-47721 (GCVE-0-2021-47721)

CNVD-2026-02776

FKIE_CVE-2021-47721

GHSA-R5C3-XJH9-7VCW

Tags

Sightings

Nomenclature