02 Records
FEED: ACQUIRING
01 RecordSTATE: PUBLISHED
02 Description
CNA: GitHub_MExternal OpenID Connect Account Takeover by E-Mail Change in mastodon
03 Exploitation and scoring
SRC: CISA, FIRST, NVD, RED HAT- Exploitation
- Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.
- SSVC decision
- ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.- EPSS probability
- 0.48% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Ranks above 39.0% of scored records. A rank, not a probability.
- NVD base score
- 7.4 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
- NVD analysis status
- Analyzed. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
SCHEMA: 5.1
- Published
- 2024-02-14 20:45Z2 YR AGO
- Last updated
- 2025-05-12 15:16Z1 YR AGO
- Reserved
- 2024-02-08
- Assigning CNA
- GitHub_M
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 4.2)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
- Weaknesses
- CWE-287Improper AuthenticationClass
- CWE-306Missing Authentication for Critical FunctionBase
- Data version
- 5.1
- Document digest
- 7b49c48c3098bb56011b91f836d8cfeddae3936f6e5d9c3af1e8d3c32276a23d
05 Affected products
PAIRS: 1VendorProductVersionsPlatforms
mastodonmastodon>= 4.2.0, < 4.2.6, >= 4.1.0, < 4.1.14, >= 4.0.0, < 4.0.14, < 3.5.18—