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Fencer Intel
high 7.1

CVE-2019-19315 json

NLSSRV32.EXE in Nalpeiron Licensing Service 7.3.4.0, as used with Nitro PDF and other products, allows Elevation of Privilege via the \\.\m…

published 6y ago modified 4mo ago also EUVD-2019-8939

cvss
7.1
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 49%
public exploits
0
none known

Summary

NLSSRV32.EXE in Nalpeiron Licensing Service 7.3.4.0, as used with Nitro PDF and other products, allows Elevation of Privilege via the \\.\mailslot\nlsX86ccMailslot mailslot.

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Exploit prediction

0.62% chance of exploitation in the next 30 days, higher than 49% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • github.com https://github.com/monoxgas/mailorder referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
NVD 2.0 6.9 AV:L/AC:M/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-732 Incorrect Permission Assignment for Critical Resource

References

Sources

Fencer Intel 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.