CVE-2008-3172: Opera allows web sites to set cookies for country-specific top-level domains that have DNS A records, such...

Security readout for executives and security teams

This old Opera browser issue could let a malicious site set cookies for certain country-specific top-level domains with DNS records. In the described scenario, that may enable session fixation and possible HTTP session hijacking. The bundle does not identify affected Opera versions, a CVSS score, or a vendor fix. Exposure is mainly a concern where Opera builds affected by this 2008 behavior are still used or supported. The provided sources do not list exact affected versions, platforms, or current product status. Handle as a legacy exposure review, not an emergency, unless affected Opera versions are still in use for business workflows. The missing version and fix details limit urgency assessment. Mitigation focus: Check Opera or vendor advisories for affected versions and fixed releases.; Inventory managed endpoints for Opera usage, especially legacy installations.; Update, replace, or restrict affected Opera builds when vendor guidance confirms exposure..

Prepared

Jun 28, 2026, 18:52 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.