Is CVE-2020-26955 in the CISA KEV catalog?

No. CVE-2020-26955 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-26955?

CVE-2020-26955 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2020-26955?

CVE-2020-26955 has an EPSS score of 0.82% (53th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-26955?

Upgrade DeveloperEdition to 83.0 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2020-26955

MEDIUM

6.5

CVSS v3

NVD

Description

When a user downloaded a file in Firefox for Android, if a cookie is set, it would have been re-sent during a subsequent file download operation on the same domain, regardless of whether the original and subsequent request were in private and non-private browsing modes. *Note: This issue only affected Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 83.

CWE-565

How to fix

Remediation Available

DeveloperEditionWindows application

Affected:83.0Fixed in:83.0Mozilla

Mozilla Firefox (en-US)Windows application

Affected:83.0Fixed in:83.0Mozilla

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 ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityHigh

AvailabilityNone

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

Exploit Intelligence

0.82%probability of exploitation in 30 days

53rdpercentile

Moderate risk: more likely to be exploited than 53% of all known CVEs.

References

Vendor Advisory2

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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 2024-11-21.