Security readout for executives and security teams
An outdated Opera browser could be tricked by a malicious TLS certificate into running attacker-controlled code. This is serious if any environment still has Opera earlier than 9.25. The record is old and sparse, so urgency depends on whether legacy Opera is present. Exposure is most likely limited to legacy systems running Opera before 9.25, including older Linux distribution packages. Modern environments are unlikely to be exposed unless unsupported browser builds remain installed or preserved in images. Treat as a legacy exposure cleanup item with high severity if found. It does not warrant emergency response without evidence of affected assets or exploitation, but any discovered vulnerable Opera instance should be removed or upgraded promptly. Mitigation focus: Upgrade Opera to version 9.25 or later where Opera packages are still present.; Remove unsupported Opera installations from managed endpoints and golden images.; Check Gentoo, SUSE, or other distribution advisories for package-specific remediation guidance..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
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Execution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2007-6521 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- opera-tls-code-execution(39161)CVE reference · vdb-entry, x_refsource_XF
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.