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Fencer Vulns
low 3.5

CVE-2018-25074 json

Prestaul skeemas base.js redos

published 2023-01-11 3 y ago modified 2026-06-17 4 mo ago also GHSA-qv66-f876-vjvr , EUVD-2023-0536

cvss
3.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 61%
public exploits
0
none known

Summary

A vulnerability was found in Prestaul skeemas and classified as problematic. This issue affects some unknown processing of the file validators/base.js. The manipulation of the argument uri leads to inefficient regular expression complexity. The patch is named 65e94eda62dc8dc148ab3e59aa2ccc086ac448fd. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-218003.

Patch / fix

  • npm skeemas 1.2.5
  • skeemas_project skeemas 2018-02-22

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
23 mo ago

Exploit prediction

0.96% chance of exploitation in the next 30 days, higher than 61% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 3.5 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CNA 3.0 3.5 CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CNA 2.0 2.3 AV:A/AC:M/Au:S/C:N/I:N/A:P
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
GitHub 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected packages

ecosystem package affected fixed in
npm skeemas
<1.2.5
1.2.5

Affected products

  • Prestaul skeemas

Classification

Weakness
  • CWE-1333 Inefficient Regular Expression Complexity

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.