CVE-2026-56305
CVE-2026-56305 is a high-severity vulnerability with a CVSS 3.x base score of 8.3. 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-620.
Key facts
- Severity: High (CVSS 3.x base score 8.3)
- CVSS v4: 8.7
- EPSS exploit prediction: 0% (29th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-620
- Published:
- Last modified:
Description
Capgo before 12.128.2 contains an authentication bypass vulnerability in the password change endpoint that allows attackers to change user passwords without requiring current password confirmation. Attackers with temporary session access can exploit this flaw to permanently lock out legitimate users and achieve full account takeover.
Frequently asked questions
- What is CVE-2026-56305?
- Capgo before 12.128.2 contains an authentication bypass vulnerability in the password change endpoint that allows attackers to change user passwords without requiring current password confirmation. Attackers with temporary session access can exploit this flaw to permanently lock out legitimate users and achieve full account takeover.
- How severe is CVE-2026-56305?
- CVE-2026-56305 has a CVSS 3.x base score of 8.3, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability low.
- Is CVE-2026-56305 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2026-56305?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2026-56305 published?
- CVE-2026-56305 was published on 2026-07-10 and last updated on 2026-07-14.
References
- https://github.com/Cap-go/capgo/security/advisories/GHSA-rjr5-qxqj-cx8g
- https://www.vulncheck.com/advisories/capgo-authentication-bypass-in-password-change-via-missing-current-password-validation
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