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MEDIUM

CVE-2018-16646

CVSS v3

6.5

MEDIUM

EPSS Score

2.9 %

exploit probability, as of 2026-10-19

CISA KEV

No

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

  • CVE-2018-16646 Red Hat Product Security253 products fixed · 11 known affected

    poppler: infinite recursion in Parser::getObj function in Parser.cc

    poppler.src as a component of Red Hat Enterprise Linux 5 · poppler as a component of Red Hat Enterprise Linux 6 · poppler-devel as a component of Red Hat Enterprise Linux 6

  • RHSA-2019:2022 Red Hat Product Security253 products fixed

    Red Hat Security Advisory: poppler security, bug fix, and enhancement update

Full record on NVD

Description

In Poppler 0.68.0, the Parser::getObj() function in Parser.cc may cause infinite recursion via a crafted file. A remote attacker can leverage this for a DoS attack.

Technical details

Published
2018-09-06

Frequently asked questions

What is CVE-2018-16646?

In Poppler 0.68.0, the Parser::getObj() function in Parser.cc may cause infinite recursion via a crafted file. A remote attacker can leverage this for a DoS attack.

Is CVE-2018-16646 actively exploited?

Active exploitation of CVE-2018-16646 has not been confirmed. Its EPSS score was 2.9% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2018-16646?

CVE-2018-16646 has a CVSS v3 base score of 6.5 (MEDIUM severity).

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