CVE-2021-46249
CVE-2021-46249 is a medium-severity vulnerability in Scratchoauth2 Project Scratchoauth2 with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-639.
Key facts
- Severity: Medium (CVSS 3.x base score 6.5)
- CVSS v2: 4.0
- EPSS exploit prediction: 1% (46th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-639
- Affected product: Scratchoauth2 Project Scratchoauth2
- Published:
- Last modified:
Description
An authorization bypass exploited by a user-controlled key in SpecificApps REST API in ScratchOAuth2 before commit d856dc704b2504cd3b92cf089fdd366dd40775d6 allows app owners to set flags that indicate whether an app is verified on their own apps.
Frequently asked questions
- What is CVE-2021-46249?
- An authorization bypass exploited by a user-controlled key in SpecificApps REST API in ScratchOAuth2 before commit d856dc704b2504cd3b92cf089fdd366dd40775d6 allows app owners to set flags that indicate whether an app is verified on their own apps.
- How severe is CVE-2021-46249?
- CVE-2021-46249 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
- Is CVE-2021-46249 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-46249?
- CVE-2021-46249 affects Scratchoauth2 Project Scratchoauth2. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-46249?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2021-46249 published?
- CVE-2021-46249 was published on 2022-02-15 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:scratchoauth2_project:scratchoauth2:*:*:*:*:*:scratch:*:*
More vulnerabilities in Scratchoauth2 Project Scratchoauth2
- CVE-2021-46250 — Critical (CVSS 10.0): An issue in SOA2Login::commented of ScratchOAuth2 before commit a91879bd58fa83b09283c0708a1864cdf067c64a allows…
- CVE-2021-29437 — High (CVSS 8.0): ScratchOAuth2 is an Oauth implementation for Scratch. Any ScratchOAuth2-related data normally accessible and modifiable…
- CVE-2021-46251 — Medium (CVSS 6.1): A reflected cross-site scripting (XSS) in ScratchOAuth2 before commit 1603f04e44ef67dde6ccffe866d2dca16defb293 allows…
All CVEs affecting Scratchoauth2 Project Scratchoauth2 →
Other CWE-639 (Authorization Bypass Through User-Controlled Key (IDOR)) vulnerabilities
- CVE-2025-40805 — Critical (CVSS 10.0): Affected devices do not properly enforce user authentication on specific API endpoints. This could facilitate an…
- CVE-2024-45032 — Critical (CVSS 10.0): A vulnerability has been identified in Industrial Edge Management Pro (All versions < V1.9.5), Industrial Edge…
- CVE-2026-34037 — Critical (CVSS 9.9): Coolify is an open-source and self-hostable tool for managing servers, applications, and databases. Prior to…
- CVE-2026-52782 — Critical (CVSS 9.9): OpenProject is open-source, web-based project management software. Prior to 17.3.3 and 17.4.1, there is an IDOR through…
- CVE-2026-45552 — Critical (CVSS 9.9): Roxy-WI is a web interface for managing Haproxy, Nginx, Apache and Keepalived servers. In versions 8.2.6.4 and prior,…
- CVE-2026-29200 — Critical (CVSS 9.9): A critical IDOR vulnerability has been discovered in Comet Backup affecting all versions from 20.11.0 to 26.1.1 and…
Browse all CWE-639 (Authorization Bypass Through User-Controlled Key (IDOR)) vulnerabilities →