How severe is CVE-2015-7505?

CVE-2015-7505 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2015-7505 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-7505?

CVE-2015-7505 affects Netsurf-browser Libnsgif. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-7505?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2015-7505 published?

CVE-2015-7505 was published on 2020-02-18 and last updated on 2026-06-17.

CVE-2015-7505

CVE-2015-7505 is a high-severity vulnerability in Netsurf-browser Libnsgif with a CVSS 3.x base score of 8.8. 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-787.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.8
EPSS exploit prediction: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Netsurf-browser Libnsgif
Published: 2020-02-18
Last modified: 2026-06-17

Description

Stack-based buffer overflow in the gif_next_LZW function in libnsgif.c in Libnsgif 0.1.2 allows context-dependent attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted LZW stream in a GIF file.

Frequently asked questions

What is CVE-2015-7505?: Stack-based buffer overflow in the gif_next_LZW function in libnsgif.c in Libnsgif 0.1.2 allows context-dependent attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted LZW stream in a GIF file.
How severe is CVE-2015-7505?: CVE-2015-7505 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2015-7505 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-7505?: CVE-2015-7505 affects Netsurf-browser Libnsgif. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-7505?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2015-7505 published?: CVE-2015-7505 was published on 2020-02-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:netsurf-browser:libnsgif:0.1.2:*:*:*:*:*:*:*

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