CVE-2021-46251
CVE-2021-46251 is a medium-severity vulnerability in Scratchoauth2 Project Scratchoauth2 with a CVSS 3.x base score of 6.1. 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-79.
Key facts
- Severity: Medium (CVSS 3.x base score 6.1)
- CVSS v2: 4.3
- EPSS exploit prediction: 1% (43rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-79
- Affected product: Scratchoauth2 Project Scratchoauth2
- Published:
- Last modified:
Description
A reflected cross-site scripting (XSS) in ScratchOAuth2 before commit 1603f04e44ef67dde6ccffe866d2dca16defb293 allows attackers to execute arbitrary web scripts or HTML via a crafted POST request.
Frequently asked questions
- What is CVE-2021-46251?
- A reflected cross-site scripting (XSS) in ScratchOAuth2 before commit 1603f04e44ef67dde6ccffe866d2dca16defb293 allows attackers to execute arbitrary web scripts or HTML via a crafted POST request.
- How severe is CVE-2021-46251?
- CVE-2021-46251 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
- Is CVE-2021-46251 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-46251?
- CVE-2021-46251 affects Scratchoauth2 Project Scratchoauth2. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-46251?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2021-46251 published?
- CVE-2021-46251 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-2021-46249 — Medium (CVSS 6.5): An authorization bypass exploited by a user-controlled key in SpecificApps REST API in ScratchOAuth2 before commit…
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