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.
CVE-2012-4515
- No confirmed exploitation signals yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 92.9%
- KEV
- Not listed
Published
November 11, 2012
Last Modified
April 29, 2026
References (14)
- secalert@redhathttp://archives.neohapsis.com/archives/bugtraq/2012-11/0005.html
- secalert@redhathttp://quickgit.kde.org/index.php?p=kdelibs.git&a=commitdiff&h=4f2eb356f1c23444fff2cfe0a7ae10efe303d6d8
- secalert@redhathttp://secunia.com/advisories/51097
- secalert@redhathttp://secunia.com/advisories/51145
- secalert@redhathttp://www.nth-dimension.org.uk/pub/NDSA20121010.txt.asc
- secalert@redhathttp://www.openwall.com/lists/oss-security/2012/10/11/11
- secalert@redhathttp://www.openwall.com/lists/oss-security/2012/10/30/6
- af854a3a-2127-422b-91ae-364da2661108http://archives.neohapsis.com/archives/bugtraq/2012-11/0005.html
- af854a3a-2127-422b-91ae-364da2661108http://quickgit.kde.org/index.php?p=kdelibs.git&a=commitdiff&h=4f2eb356f1c23444fff2cfe0a7ae10efe303d6d8
- af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/51097
- af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/51145
- af854a3a-2127-422b-91ae-364da2661108http://www.nth-dimension.org.uk/pub/NDSA20121010.txt.asc
- af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2012/10/11/11
- af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2012/10/30/6
Data Freshness Timeline
(refreshed 9× in last 7d / 39× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-06 16:23 UTCEPSS rescore
- 2026-07-06 02:19 UTCEPSS rescore
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- 2026-06-18 17:49 UTCEPSS rescore
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- 2026-06-17 17:49 UTCEPSS rescore
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- 2026-06-01 13:49 UTCEPSS rescore
- 2026-05-31 22:28 UTCEPSS rescore
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- 2026-05-31 00:14 UTCEPSS rescore
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- 2026-05-29 13:41 UTCEPSS rescore
- 2026-05-29 01:57 UTCEG score recompute
- 2026-05-29 01:57 UTCGHSA enrichment
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-27 13:38 UTCEPSS rescore
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- 2026-05-26 13:41 UTCEPSS rescore
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- 2026-05-24 16:43 UTCEPSS rescore
- 2026-05-21 22:39 UTCEPSS rescore
- 2026-05-20 22:37 UTCEPSS rescore
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- 2026-05-20 11:21 UTCEPSS rescore
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- 2026-05-18 21:29 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
Publicly available exploits
(1 reference)Working exploit code is in the public domain (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- Exploit-DBEDB-22406First seen Nov 1, 2012
Konqueror 4.7.3 - Memory Corruption
Open source ↗
Frequently asked(4)
What is CVE-2012-4515?
When was CVE-2012-4515 disclosed?
Is CVE-2012-4515 actively exploited?
How do I remediate CVE-2012-4515?
Dependency Blast Radius
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