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CVE-2010-2266

40
FAUCET Score

CVE-2010-2266 describes a denial-of-service vulnerability in Nginx version 0.8.36, specifically affecting f5 nginx products. This flaw allows remote attackers to crash the server by sending specially crafted, encoded directory traversal sequences, such as "%c0.%c0.", which trigger memory corruption. The vulnerability has a CVSS score of 5.0, indicating a medium severity with a low attack complexity and no authentication required, leading to a partial availability impact. While not actively exploited in the wild and not on CISA's KEV catalog, public exploit code exists on ExploitDB (EDB-13818), though there is minimal community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 0.7.52, < 0.7.67CPE matchmatch criteria
cpe:2.3:a:f5:nginx:*:*:*:*:*:*:*:*
>= 0.8.0, <= 0.8.40CPE matchmatch criteria
cpe:2.3:a:f5:nginx:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

AV:N/AC:L/Au:N/C:N/I:N/A:P

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
23.76%
Probability of exploitation in next 30 days
EPSS Percentile
97.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
ExploitDB: EDB-13818 · Jun 11, 2010
This CVE's current EPSS score of 0.2376 is in the 98th percentile among its peer group of 23,723 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (8)

netgearpatch availablevia llm_extracted
Fixed in: 0.8.41+, 0.7.67+
opensshpatch availablevia llm_extracted
Fixed in: 0.8.41
power_bipatch availablevia llm_extracted
Fixed in: 0.7.67
terraformpatch availablevia llm_extracted
Fixed in: 0.8.41
dahuavendor investigatingvia llm_extracted
Fixed in: 0.7.67+
dfinityvendor investigatingvia llm_extracted
Fixed in: 0.8.41
jfrogvendor investigatingvia llm_extracted
Fixed in: 0.8.41
liferayvendor investigatingvia llm_extracted
Fixed in: 0.7.67

Vendor Advisories (8)

dfinityllm-dfinity-5dc1fe1048b9de31CRITICAL

Vulnerabilities with invalid UTF-8 sequence on Windows

Jan 1, 2010
power_billm-power_bi-06ca9e74a2fb98e1CRITICAL

Vulnerabilities with invalid UTF-8 sequence on Windows

Jan 1, 2010
jfrogllm-jfrog-3556386739f53254CRITICAL

Vulnerabilities with invalid UTF-8 sequence on Windows

Jan 1, 2010
opensshllm-openssh-6481380d92038dc5HIGH

Vulnerabilities with invalid UTF-8 sequence on Windows

Jan 1, 2010
dahuallm-dahua-2cb93766adc0a09eHIGH

Vulnerabilities with invalid UTF-8 sequence on Windows

terraformllm-terraform-ea5f1c3e637ad68cCRITICAL

Vulnerabilities with invalid UTF-8 sequence on Windows

netgearllm-netgear-eaa17939b3e1fb64HIGH

Vulnerabilities with invalid UTF-8 sequence on Windows

liferayllm-liferay-47d82f7e8a0d7e1fCRITICAL

Vulnerabilities with invalid UTF-8 sequence on Windows

References

exploit-db.com / exploits/13818
ExploitThird Party AdvisoryVDB Entry