SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2012-4515

Use-after-free vulnerability in khtml/rendering/render_replaced.cpp in Konqueror in KDE 4.7.3, when the context menu is shown, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code by accessing an iframe when…

EXPLOITMEDIUM 6.8EPSS 6.44%

Does this matter?

A public exploit is published in Exploit-DB, so the technical barrier is gone even though the severity is medium and EPSS is 6.4%. Treat it as high on anything reachable from the internet.

Description

Use-after-free vulnerability in khtml/rendering/render_replaced.cpp in Konqueror in KDE 4.7.3, when the context menu is shown, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code by accessing an iframe when it is being updated.

CVSS 2.0
6.8 MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P
EPSS
6.44% probability · 94th percentile
Public exploits
1 in Exploit-DB · first 1 November 2012
CISA KEV
Not listed
Weakness
CWE-399
Affected
kde/kde
Source
secalert@redhat.com
EPSS trend
0%5%10%26 October 2026: 6.44%26 October 202626 October 2026

EPSS 6.4% 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.

Public exploits (1)

Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.

EDB-IDTitleTypePublishedVerified
EDB-22406source ↗Konqueror 4.7.3 - Memory Corruptionlinux · Tim Browndos1 November 2012no

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