CVE-2008-5821
Memory leak in WebKit.dll in WebKit, as used by Apple Safari 3.2 on Windows Vista SP1, allows remote attackers to cause a denial of…
- 5.0MediumCVSS base score
- 3.9%Exploitation in 30 daysEPSS · top 9.5% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 3Public exploitsMetasploit, Nuclei and Exploit-DB
Description
Memory leak in WebKit.dll in WebKit, as used by Apple Safari 3.2 on Windows Vista SP1, allows remote attackers to cause a denial of service (memory consumption and browser crash) via a long ALINK attribute in a BODY element in an HTML document.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list 3 Exploit-DB entries for it.
Show the exploits3
Exploit-DB3 entries
- Apple Safari 4.0.5 (531.22.7) - Denial of Service (Exploit-DB entry) (opens in a new tab)
EDB-ID 12408dos, windowspublished 26 Apr 2010Verified
- Apple Safari 3.2 WebKit - 'alink' Property Memory Leak Remote Denial of Service (1) (Exploit-DB entry) (opens in a new tab)
EDB-ID 32694dos, osxpublished 1 Jan 2009Verified
- Apple Safari 3.2 WebKit - 'alink' Property Memory Leak Remote Denial of Service (2) (Exploit-DB entry) (opens in a new tab)
EDB-ID 32695dos, osxpublished 1 Jan 2009Verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
Published
- 16 years later
· 16 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 3.9% · top 9.5% of all CVEs (11 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Affected products
n/a
- affected n/a
References
4
- apple-safari-alink-dos(47724) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 33080 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://packetstormsecurity.org/0812-exploits/safari_webkit_ml.txt (opens in a new tab)x_refsource_MISCx_transferred
- http://jbrownsec.blogspot.com/2008/12/new-year-research-are-upon-us.html (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2008-5791 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2008-5821)Record last updated .