Is CVE-2013-1690 in the CISA KEV catalog?

Yes. CVE-2013-1690 is on the CISA Known Exploited Vulnerabilities list, added 2022-03-28.

What is the CVSS severity of CVE-2013-1690?

CVE-2013-1690 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2013-1690?

CVE-2013-1690 has an EPSS score of 69.24% (99th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2013-1690

HIGHCISA KEVEPSS 99th pctl

8.8

CVSS v3

NVD

Description

Mozilla Firefox before 22.0, Firefox ESR 17.x before 17.0.7, Thunderbird before 17.0.7, and Thunderbird ESR 17.x before 17.0.7 do not properly handle onreadystatechange events in conjunction with page reloading, which allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted web site that triggers an attempt to execute data at an unmapped memory location.

CWE-119Buffer Overflow

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

69.24%probability of exploitation in 30 days

99thpercentile

Very high risk: more likely to be exploited than 99% of all known CVEs.

Known Exploited Vulnerability (CISA KEV)

Mozilla Firefox and Thunderbird Denial-of-Service Vulnerability

Mozilla Firefox and Thunderbird do not properly handle onreadystatechange events in conjunction with page reloading, which allows remote attackers to cause a denial-of-service (DoS) or possibly execute malicious code via a crafted web site.

Apply updates per vendor instructions.

Remediation due: 2022-04-18

References

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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 2026-04-22.