Is CVE-2025-66629 in the CISA KEV catalog?

No. CVE-2025-66629 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-66629?

CVE-2025-66629 has a CVSS v3 base score of 3.7 (LOW).

What is the EPSS score for CVE-2025-66629?

CVE-2025-66629 has an EPSS score of 0.09% (0th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2025-66629?

Upgrade hedgedoc to 1.10.4 or later.

CVE & CISA-KEV Catalog

CVE-2025-66629

LOW

3.7

CVSS v3

NVD

Description

HedgeDoc is an open source, real-time, collaborative, markdown notes application. Prior to 1.10.4, some of HedgeDoc's OAuth2 endpoints for social login providers such as Google, GitHub, GitLab, Facebook or Dropbox lack CSRF protection, since they don't send a state parameter and verify the response using this parameter. This vulnerability is fixed in 1.10.4.

CWE-352Cross-Site Request Forgery

How to fix

Remediation Available

hedgedocNVD

Affected:< 1.10.4Fixed in:1.10.4CVE-2025-66629derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredLow

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

0.09%probability of exploitation in 30 days

0thpercentile

Low risk: more likely to be exploited than 0% of all known CVEs.

References

Patch2

Related Vulnerabilities

Other CWE-352 (Cross-Site Request Forgery) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2016-6277	High	8.8	100%	KEV	-
CVE-2014-0054	Medium	6.8	91%	-	Fix
CVE-2013-6429	Medium	6.8	90%	-	Fix
CVE-2022-41622	High	8.8	88%	-	-
CVE-2018-7700	High	8.8	75%	-	-
CVE-2015-2295	Medium	6.8	66%	-	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-12-09.