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Not in CISA KEV
HIGH severity

CVE-2019-15546 — pancurses

HIGH

CVE-2019-15546 is a high-severity (CVSS 7.5) CWE-134 vulnerability in pancurses. No vendor fix is recorded yet; mitigation options are listed below.

Format string vulnerabilities in pancurses

Also known asRUSTSEC-2019-0005
Published
Updated
Affected
1 pkg
Patched
See advisory
Exploits
None indexed
Exploitation data as of Oct 8, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

EPSS Exploitation Probability

via FIRST.org ↗
1.1%probability of exploitation in next 30 days
Lower Risk0.00%
Lower risk than most CVEs66th percentile — riskier than 66% of all scored CVEsHighest risk
0.00%0.55%1.10%1.65%0.2%1.1%1.1%Apr 26Oct 26Oct 26

Probability of exploitation in the next 30 days, from FIRST.org EPSS.

How urgent is this, really

CVE-2019-15546 by exploitation likelihood (EPSS) against impact (CVSS). Outside the shaded patch-first corner.

Where this sits among everything scored

Of 385,738 CVEs with a current EPSS score, this one falls in the < 10% band (highlighted). Counts from FIRST.org, log-scaled.

Real-World Exposure

1 pkg affected
🦀pancurses

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects crates.io packages — download data is not available via public APIs for these ecosystems.

Description

An issue was discovered in the pancurses crate through 0.16.1 for Rust. printw and mvprintw have format string vulnerabilities.

Affected Packages

1 total
EcosystemPackageVulnerable rangeFix
🦀crates.iopancursesall versionsNo fix

Affected Products

1 product · 1 configurations
Application
pancursespancurses_project
≤ 0.16.1
range

Detection & mitigation playbook

Open-source dependency

  1. Detect

    Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for pancurses, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.

  2. Remediation status

    No patched version of pancurses has shipped for CVE-2019-15546 yet. Where your build allows, override or pin the dependency away from the vulnerable range, and apply any maintainer-recommended mitigation.

  3. Mitigate without a patch

    If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

Frequently Asked Questions

An issue was discovered in the pancurses crate through 0.16.1 for Rust. printw and mvprintw have format string vulnerabilities.
O3 Security · Impact-Aware SCA

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CVE-2019-15546: pancurses: Format string vulnerabilities