CVE-2009-3931 Other in n/a

What is CVE-2009-3931?

CVE-2009-3931 is a critical vulnerability in Google Chrome, published on 12 Nov 2009. 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

Incomplete blacklist vulnerability in browser/download/download_exe.cc in Google Chrome before 3.0.195.32 allows remote attackers to force the download of certain dangerous files via a "Content-Disposition: attachment" designation, as demonstrated by (1) .mht and (2) .mhtml files, which are automatically executed by Internet Explorer 6; (3) .svg files, which are automatically executed by Safari; (4) .xml files; (5) .htt files; (6) .xsl files; (7) .xslt files; and (8) image files that are forbidden by the victim's site policy.

Weakness: CWE-20

Which versions are affected by CVE-2009-3931?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2009-3931?

No fix has been published for CVE-2009-3931 yet. Limit exposure of the affected software until one is available.

Is CVE-2009-3931 being exploited?

There is no known exploitation of CVE-2009-3931 in the wild and no public exploit code.

Other vulnerabilities in Google Chrome

• CVE-2022-4135 Google Chromium GPU Heap Buffer Overflow Exploited Critical 9.6
• CVE-2020-16017 Google Chrome Use-After-Free Exploited Critical 9.6
• CVE-2020-16010 Google Chrome for Android UI Heap Buffer Overflow Exploited Critical 9.6
• CVE-2026-87491 Google Chromium V8 Out of Bounds Write Exploited High 8.8
• CVE-2026-85046 Google Chromium V8 Type Confusion Exploited High 8.8

All Google Chrome vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-p3fw-v74r-3g4q.