Is CVE-2007-2809 in the CISA KEV catalog?

No. CVE-2007-2809 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2007-2809?

CVE-2007-2809 has a CVSS v2 base score of 9.3 (HIGH).

What is the EPSS score for CVE-2007-2809?

CVE-2007-2809 has an EPSS score of 6.31% (93th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2007-2809?

Upgrade Opera GX Stable to 9.21 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2007-2809

HIGHEPSS 93th pctl

9.3

CVSS v2

NVD

Description

Buffer overflow in the transfer manager in Opera before 9.21 for Windows allows user-assisted remote attackers to execute arbitrary code via a crafted torrent file. NOTE: due to the lack of details, it is not clear if this is the same issue as CVE-2007-2274.

CWE-120Classic Buffer Overflow

How to fix

Remediation Available

Opera GX StableWindows application

Affected:9.21Fixed in:9.21Opera Software

Opera StableWindows application

Affected:9.21Fixed in:9.21Opera Software

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

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

6.31%probability of exploitation in 30 days

93rdpercentile

High risk: more likely to be exploited than 93% of all known CVEs.

References

Patch2

Third-Party Advisory3

Other references3

Related Vulnerabilities

Other CWE-120 (Classic Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2014-0195	Medium	6.8	100%	-	Fix
CVE-2017-7269	Critical	9.8	100%	KEV	-
CVE-2019-11043	High	8.7	99%	KEV + Ransom	Fix
CVE-2011-4862	High	10.0	95%	-	Fix
CVE-2007-5659	High	7.8	94%	KEV	Fix
CVE-2022-3786	High	7.5	91%	-	Fix

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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 2026-04-23.