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CVE-2008-4821
Adobe Flash Player 9.0.124.0 and earlier, when a Mozilla browser is used, does not properly interpret jar: URLs, which allows attackers to…
- 4.3MediumCVSS base score
- 6.5%Exploitation in 30 daysEPSS · top 6.2% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Adobe Flash Player 9.0.124.0 and earlier, when a Mozilla browser is used, does not properly interpret jar: URLs, which allows attackers to obtain sensitive information via unknown vectors.
Timeline
ID reserved
By mitre
- 10 days later
· 10 days later
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 | Medium4.3 | AV:N/AC:M/Au:N/C:P/I:N/A:N |
- EPSS (exploitation in 30 days)
- 6.5% · top 6.2% of all CVEs (11 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Affected products
n/a
- affected n/a
References
References18
- http://support.nortel.com/go/main.jsp?cscat=BLTNDETAIL&DocumentOID=834256&poid= (opens in a new tab)x_refsource_CONFIRMx_transferred
- 32129 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 33390 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://support.avaya.com/elmodocs2/security/ASA-2009-020.htm (opens in a new tab)x_refsource_CONFIRMx_transferred
- ADV-2008-3444 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 32702 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- TA08-350A (opens in a new tab)third-party-advisoryx_refsource_CERTx_transferred
- http://www.adobe.com/support/security/bulletins/apsb08-20.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- 33179 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 34226 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- adobe-flash-jar-information-disclosure(46534) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- GLSA-200903-23 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- http://support.apple.com/kb/HT3338 (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2008:0980 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- http://support.avaya.com/elmodocs2/security/ASA-2008-440.htm (opens in a new tab)x_refsource_CONFIRMx_transferred
- APPLE-SA-2008-12-15 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
- 248586 (opens in a new tab)vendor-advisoryx_refsource_SUNALERTx_transferred
- 1021149 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_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-2008-4800 (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-2008-4821)Record last updated .