CVE-2007-5540 Security feature bypass in n/a

High 7.5 Published Updated

Remote attackers can bypass the same-origin policy in Opera browsers, allowing cross-domain function overwrites and potential data exposure.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2007-5540?

CVE-2007-5540 is a high-severity vulnerability in Opera Opera Browser, published on 18 Oct 2007. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Unspecified vulnerability in Opera before 9.24 allows remote attackers to overwrite functions on pages from other domains and bypass the same-origin policy via unknown vectors.

Weakness: CWE-20

Which versions are affected by CVE-2007-5540?

It affects 1 product.

Products include Opera Opera Browser.

How do I fix CVE-2007-5540?

No fix has been published for CVE-2007-5540 yet. Limit exposure of the affected software until one is available.

Is CVE-2007-5540 being exploited?

There is no known exploitation of CVE-2007-5540 in the wild and no public exploit code.

All Opera Opera Browser vulnerabilities

Sources

Also known as GHSA-qwq6-r265-m9pq.

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