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Vulnerability record · CVE-2009-4535 · published 31 December 2009

CVE-2009-4535: Valenok mongoose information exposure vulnerability

Valenok · Mongoose

Mongoose 2.8.0 and earlier allows remote attackers to obtain the source code for a web page by appending a / (slash) character to the URI.

5.0 CVSS 2.0 Medium EPSS 6.7% · top 6.3% CWE-200 · Information exposure
5.0CVSS 2.0 base score
6.7%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References, 4 tagged exploit
16 Jun 2026Last modified by NVD

Description

Mongoose 2.8.0 and earlier allows remote attackers to obtain the source code for a web page by appending a / (slash) character to the URI.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://freetexthost.com/0lcsrgt3vw ExploitURL Repurposed
http://pocoftheday.blogspot.com/2009/10/mongoose-web-server-v280-remote-source_22.html Exploit
http://secunia.com/advisories/36934 Vendor Advisory
http://freetexthost.com/0lcsrgt3vw ExploitURL Repurposed
http://pocoftheday.blogspot.com/2009/10/mongoose-web-server-v280-remote-source_22.html Exploit
http://secunia.com/advisories/36934 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2009-4535), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.