How severe is CVE-2011-2380?

CVE-2011-2380 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2011-2380 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-2380?

CVE-2011-2380 primarily affects Mozilla Bugzilla. In total, 75 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-2380?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2011-2380 published?

CVE-2011-2380 was published on 2011-08-09 and last updated on 2026-06-16.

CVE-2011-2380

CVE-2011-2380 is a medium-severity vulnerability in Mozilla Bugzilla with a CVSS 2.0 base score of 5.0. 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-200.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Mozilla Bugzilla
Published: 2011-08-09
Last modified: 2026-06-16

Description

Bugzilla 2.23.3 through 2.22.7, 3.0.x through 3.3.x, 3.4.x before 3.4.12, 3.5.x, 3.6.x before 3.6.6, 3.7.x, 4.0.x before 4.0.2, and 4.1.x before 4.1.3 allows remote attackers to determine the existence of private group names via a crafted parameter during (1) bug creation or (2) bug editing.

Frequently asked questions

What is CVE-2011-2380?: Bugzilla 2.23.3 through 2.22.7, 3.0.x through 3.3.x, 3.4.x before 3.4.12, 3.5.x, 3.6.x before 3.6.6, 3.7.x, 4.0.x before 4.0.2, and 4.1.x before 4.1.3 allows remote attackers to determine the existence of private group names via a crafted parameter during (1) bug creation or (2) bug editing.
How severe is CVE-2011-2380?: CVE-2011-2380 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2011-2380 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-2380?: CVE-2011-2380 primarily affects Mozilla Bugzilla. In total, 75 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-2380?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-2380 published?: CVE-2011-2380 was published on 2011-08-09 and last updated on 2026-06-16.

References

Affected products (75)

cpe:2.3:a:mozilla:bugzilla:2.22.7:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:2.23:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:2.23.1:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:2.23.2:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:2.23.3:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:3.4:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:3.4:rc1:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:3.4.1:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:3.4.2:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:3.4.3:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:3.4.4:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:3.4.5:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:3.4.6:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:3.4.7:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:3.4.8:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:3.4.9:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:3.4.10:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:3.4.11:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:3.5:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:3.5.1:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:3.5.2:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:3.5.3:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:3.6:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:3.6:rc1:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:3.6.0:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:3.6.1:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:3.6.2:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:3.6.3:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:3.6.4:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:3.6.5:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:3.7:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:3.7.1:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:3.7.2:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:3.7.3:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:4.0:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:4.0:rc1:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:4.0:rc2:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:4.0.1:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:4.1:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:4.1.1:*:*:*:*:*:*:*

More vulnerabilities in Mozilla Bugzilla

CVE-2004-0769 — Critical (CVSS 10.0): Buffer overflow in LHA allows remote attackers to execute arbitrary code via long pathnames in LHarc format 2 headers…
CVE-2003-1043 — Critical (CVSS 10.0): SQL injection vulnerability in Bugzilla 2.16.3 and earlier, and 2.17.1 through 2.17.4, allows remote authenticated…
CVE-2003-1042 — Critical (CVSS 10.0): SQL injection vulnerability in collectstats.pl for Bugzilla 2.16.3 and earlier allows remote authenticated users with…
CVE-2002-0007 — Critical (CVSS 10.0): CGI.pl in Bugzilla before 2.14.1, when using LDAP, allows remote attackers to obtain an anonymous bind to the LDAP…
CVE-2018-5123 — High (CVSS 8.8): A third party website can access information available to a user with access to a restricted bug entry using the image…
CVE-2015-4499 — High (CVSS 7.5): Util.pm in Bugzilla 2.x, 3.x, and 4.x before 4.2.15, 4.3.x and 4.4.x before 4.4.10, and 5.x before 5.0.1 mishandles…

All CVEs affecting Mozilla Bugzilla →

Other CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor) vulnerabilities

CVE-2026-27604 — Critical (CVSS 10.0): FOSSBilling is a free, open-source billing and client management system. Starting in version 0.5.4 and prior to version…
CVE-2026-40965 — Critical (CVSS 10.0): Cloud Foundry UAA versions v76.12.0 through v78.12.0 are vulnerable to a private key exposure. The server contains a…
CVE-2026-42826 — Critical (CVSS 10.0): Exposure of sensitive information to an unauthorized actor in Azure DevOps allows an unauthorized attacker to disclose…
CVE-2025-29270 — Critical (CVSS 10.0): Incorrect access control in the realtime.cgi endpoint of Deep Sea Electronics devices DSE855 v1.1.0 to v1.1.26 allows…
CVE-2025-61481 — Critical (CVSS 10.0): An issue in MikroTik RouterOS v.7.14.2 and SwOS v.2.18 exposes the WebFig management interface over cleartext HTTP by…
CVE-2025-53624 — Critical (CVSS 10.0): The Docusaurus gists plugin adds a page to your Docusaurus instance, displaying all public gists of a GitHub user.…

Browse all CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor) vulnerabilities →