How severe is CVE-2012-0844?

CVE-2012-0844 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2012-0844 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-0844?

CVE-2012-0844 primarily affects Netsurf-browser Netsurf. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-0844?

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

When was CVE-2012-0844 published?

CVE-2012-0844 was published on 2020-02-21 and last updated on 2026-06-16.

CVE-2012-0844

CVE-2012-0844 is a medium-severity vulnerability in Netsurf-browser Netsurf with a CVSS 3.x base score of 5.5. 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 3.x base score 5.5)
CVSS v2: 2.1
EPSS exploit prediction: 0% (34th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Netsurf-browser Netsurf
Published: 2020-02-21
Last modified: 2026-06-16

Description

Information-disclosure vulnerability in Netsurf through 2.8 due to a world-readable cookie jar.

Frequently asked questions

What is CVE-2012-0844?: Information-disclosure vulnerability in Netsurf through 2.8 due to a world-readable cookie jar.
How severe is CVE-2012-0844?: CVE-2012-0844 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2012-0844 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-0844?: CVE-2012-0844 primarily affects Netsurf-browser Netsurf. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-0844?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-0844 published?: CVE-2012-0844 was published on 2020-02-21 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:netsurf-browser:netsurf:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

More vulnerabilities in Netsurf-browser Netsurf

CVE-2025-45663 — Medium (CVSS 6.5): An issue in NetSurf v3.11 causes the application to read uninitialized heap memory when creating a dom_event structure.
CVE-2025-29699 — Medium (CVSS 6.5): NetSurf 3.11 is vulnerable to Use After Free in dom_node_set_text_content function.
CVE-2024-51317 — Medium (CVSS 6.5): An issue in NetSurf v.3.11 allows a remote attacker to execute arbitrary code via the dom_node_normalize function

All CVEs affecting Netsurf-browser Netsurf →

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 →