CVE-2010-0556

CVE-2010-0556 is a medium-severity vulnerability in Google Chrome with a CVSS 2.0 base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-255.

Key facts

Description

browser/login/login_prompt.cc in Google Chrome before 4.0.249.89 populates an authentication dialog with credentials that were stored by Password Manager for a different web site, which allows user-assisted remote HTTP servers to obtain sensitive information via a URL that requires authentication, as demonstrated by a URL in the SRC attribute of an IMG element.

Frequently asked questions

What is CVE-2010-0556?
browser/login/login_prompt.cc in Google Chrome before 4.0.249.89 populates an authentication dialog with credentials that were stored by Password Manager for a different web site, which allows user-assisted remote HTTP servers to obtain sensitive information via a URL that requires authentication, as demonstrated by a URL in the SRC attribute of an IMG element.
How severe is CVE-2010-0556?
CVE-2010-0556 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2010-0556 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-0556?
CVE-2010-0556 primarily affects Google Chrome. In total, 47 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-0556?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2010-0556 published?
CVE-2010-0556 was published on 2010-02-18 and last updated on 2026-06-16.

References

Affected products (47)

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