How severe is CVE-2018-14072?

CVE-2018-14072 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2018-14072 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-14072?

CVE-2018-14072 affects Saitoha Libsixel. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-14072?

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-2018-14072 published?

CVE-2018-14072 was published on 2018-07-15 and last updated on 2026-06-17.

CVE-2018-14072

CVE-2018-14072 is a high-severity vulnerability in Saitoha Libsixel with a CVSS 3.x base score of 7.5. 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-772.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-772
Affected product: Saitoha Libsixel
Published: 2018-07-15
Last modified: 2026-06-17

Description

libsixel 1.8.1 has a memory leak in sixel_decoder_decode in decoder.c, image_buffer_resize in fromsixel.c, and sixel_decode_raw in fromsixel.c.

Frequently asked questions

What is CVE-2018-14072?: libsixel 1.8.1 has a memory leak in sixel_decoder_decode in decoder.c, image_buffer_resize in fromsixel.c, and sixel_decode_raw in fromsixel.c.
How severe is CVE-2018-14072?: CVE-2018-14072 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2018-14072 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-14072?: CVE-2018-14072 affects Saitoha Libsixel. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-14072?: 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-2018-14072 published?: CVE-2018-14072 was published on 2018-07-15 and last updated on 2026-06-17.

References

https://github.com/saitoha/libsixel/issues/67#issue-341198610

Affected products (1)

cpe:2.3:a:saitoha:libsixel:1.8.1:*:*:*:*:*:*:*

More vulnerabilities in Saitoha Libsixel

CVE-2019-19638 — Critical (CVSS 9.8): An issue was discovered in libsixel 1.8.2. There is a heap-based buffer overflow in the function load_pnm at frompnm.c,…
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CVE-2022-27044 — High (CVSS 8.8): libsixel 1.8.6 is affected by Buffer Overflow in libsixel/src/quant.c:876.

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