How severe is CVE-2012-0878?

CVE-2012-0878 has a CVSS 2.0 base score of 5.1, rated medium severity.

Is CVE-2012-0878 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-0878?

CVE-2012-0878 affects Pythonpaste Paste. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2012-0878?

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

When was CVE-2012-0878 published?

CVE-2012-0878 was published on 2012-05-01 and last updated on 2026-06-16.

CVE-2012-0878

CVE-2012-0878 is a medium-severity vulnerability in Pythonpaste Paste with a CVSS 2.0 base score of 5.1. 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-264.

Key facts

Severity: Medium (CVSS 2.0 base score 5.1)
EPSS exploit prediction: 4% (89th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Pythonpaste Paste
Published: 2012-05-01
Last modified: 2026-06-16

Description

Paste Script 1.7.5 and earlier does not properly set group memberships during execution with root privileges, which might allow remote attackers to bypass intended file-access restrictions by leveraging a web application that uses the local filesystem.

Frequently asked questions

What is CVE-2012-0878?: Paste Script 1.7.5 and earlier does not properly set group memberships during execution with root privileges, which might allow remote attackers to bypass intended file-access restrictions by leveraging a web application that uses the local filesystem.
How severe is CVE-2012-0878?: CVE-2012-0878 has a CVSS 2.0 base score of 5.1, rated medium severity.
Is CVE-2012-0878 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-0878?: CVE-2012-0878 affects Pythonpaste Paste. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2012-0878?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-0878 published?: CVE-2012-0878 was published on 2012-05-01 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:pythonpaste:paste:*:*:*:*:*:*:*:*

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