How severe is CVE-2018-7441?

CVE-2018-7441 has a CVSS 3.x base score of 7.0, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-7441 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-7441?

CVE-2018-7441 affects Leptonica. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-7441?

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-2018-7441 published?

CVE-2018-7441 was published on 2018-02-23 and last updated on 2026-06-17.

CVE-2018-7441

CVE-2018-7441 is a high-severity vulnerability in Leptonica with a CVSS 3.x base score of 7.0. 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-362.

Key facts

Severity: High (CVSS 3.x base score 7.0)
CVSS v2: 4.4
EPSS exploit prediction: 0% (17th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-362
Affected product: Leptonica
Published: 2018-02-23
Last modified: 2026-06-17

Description

Leptonica through 1.75.3 uses hardcoded /tmp pathnames, which might allow local users to overwrite arbitrary files or have unspecified other impact by creating files in advance or winning a race condition, as demonstrated by /tmp/junk_split_image.ps in prog/splitimage2pdf.c.

Frequently asked questions

What is CVE-2018-7441?: Leptonica through 1.75.3 uses hardcoded /tmp pathnames, which might allow local users to overwrite arbitrary files or have unspecified other impact by creating files in advance or winning a race condition, as demonstrated by /tmp/junk_split_image.ps in prog/splitimage2pdf.c.
How severe is CVE-2018-7441?: CVE-2018-7441 has a CVSS 3.x base score of 7.0, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-7441 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-7441?: CVE-2018-7441 affects Leptonica. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-7441?: 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-2018-7441 published?: CVE-2018-7441 was published on 2018-02-23 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:leptonica:leptonica:*:*:*:*:*:*:*:*

More vulnerabilities in Leptonica

CVE-2018-7440 — Critical (CVSS 9.8): An issue was discovered in Leptonica through 1.75.3. The gplotMakeOutput function allows command injection via a…
CVE-2018-7247 — Critical (CVSS 9.8): An issue was discovered in pixHtmlViewer in prog/htmlviewer.c in Leptonica before 1.75.3. Unsanitized input (rootname)…
CVE-2018-7186 — Critical (CVSS 9.8): Leptonica before 1.75.3 does not limit the number of characters in a %s format argument to fscanf or sscanf, which…
CVE-2018-7442 — Critical (CVSS 9.1): An issue was discovered in Leptonica through 1.75.3. The gplotMakeOutput function does not block '/' characters in the…
CVE-2018-3836 — High (CVSS 7.8): An exploitable command injection vulnerability exists in the gplotMakeOutput function of Leptonica 1.74.4. A specially…
CVE-2020-36281 — High (CVSS 7.5): Leptonica before 1.80.0 allows a heap-based buffer over-read in pixFewColorsOctcubeQuantMixed in colorquant1.c.

All CVEs affecting Leptonica →

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