VulnerabilityModified

CVE-2006-3652

Microsoft Internet Security and Acceleration (ISA) Server 2004 allows remote attackers to bypass file extension filters via a request with a trailing "#" character.

HIGH 7.5EPSS 18.9%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 18.9%, higher than 97% of all known CVEs. Patch or mitigate before the next change window.

Description

Microsoft Internet Security and Acceleration (ISA) Server 2004 allows remote attackers to bypass file extension filters via a request with a trailing "#" character. NOTE: as of 20060715, this could not be reproduced by third parties.

CVSS 2.0: 7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS: 18.91% probability · 97th percentile
Public exploits: None in Exploit-DB
CISA KEV: Not listed
Affected: microsoft/isa server
Source: cve@mitre.org

EPSS trend

EPSS 18.9% since 26 October 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.