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Fencer Vulns
low 3.3

CVE-2021-31153 json

File exposure in pleaser

published 2021-05-27 5 y ago modified 2026-06-17 4 mo ago also GHSA-f3fg-5j9p-vchc , RUSTSEC-2021-0104 , EUVD-2021-1691

cvss
3.3
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 37%
public exploits
0
none known

Summary

please before 0.4 allows a local unprivileged attacker to gain knowledge about the existence of files or directories in privileged locations via the search_path function, the --check option, or the -d option.

Patch / fix

  • crates.io pleaser 0.4.0
  • please_project please 0.4
  • rust-pleaser Debian 14, Debian 13, Debian 12 0.4.1-1

debian advisories DEBIAN-CVE-2021-31153

Exploit prediction

0.43% chance of exploitation in the next 30 days, higher than 37% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • openwall.com http://www.openwall.com/lists/oss-security/2021/05/18/1 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 3.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
NVD 2.0 2.1 AV:L/AC:L/Au:N/C:P/I:N/A:N
OSV 3.1 3.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
GitHub 3.1 3.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Affected packages

ecosystem package affected fixed in
crates.io pleaser
<0.4.0
>=0.0.0-0, <0.4.0
0.4.0

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
  • CWE-668 Exposure of Resource to Wrong Sphere

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.