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CVE-2019-16865

26
FAUCET Score

CVE-2019-16865 is a denial-of-service vulnerability affecting Pillow versions prior to 6.2.0, as well as Fedora and Python Pillow distributions. Specially crafted invalid image files can cause the library to consume excessive memory or processing time. Rated 7.5 HIGH, this vulnerability requires no user interaction or privileges, and has a high impact on availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 6.2.0CPE matchmatch criteria
cpe:2.3:a:python:pillow:*:*:*:*:*:*:*:*
30CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
31CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
3.15%
Probability of exploitation in next 30 days
EPSS Percentile
86.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0315 is in the 76th percentile among its peer group of 51,506 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (5)

pippatch availablevia ghsa
Product: pillowFixed in: 6.2.0
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: python-pillow-0:2.0.0-20.gitd1c6db8.el7_7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: python-pillow-0:5.1.1-10.el8_1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8.0 Update Services for SAP SolutionsFixed in: python-pillow-0:5.1.1-10.el8_0
View patch
redhatno patchvia redhat_api
Product: Red Hat Quay 3Fixed in: quay

Vendor Advisories (2)

pipGHSA-j7mj-748x-7p78high

DOS attack in Pillow when processing specially crafted image files

Oct 22, 2019
redhatCVE-2019-16865Moderate

python-pillow: reading specially crafted image files leads to allocation of large amounts of memory and denial of service

Oct 4, 2019

References

access.redhat.com / errata/RHSA-2020:0566
access.redhat.com / errata/RHSA-2020:0578
access.redhat.com / errata/RHSA-2020:0580
access.redhat.com / errata/RHSA-2020:0681
access.redhat.com / errata/RHSA-2020:0683
access.redhat.com / errata/RHSA-2020:0694
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/EMJBUZQGQ2Q7HXYCQVRLU7OXNC7CAWWU
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/LYDXD7EE4YAEVSTNIFZKNVPRVJX5ZOG3
pillow.readthedocs.io / en/latest/releasenotes/6.2.0.html
Release NotesVendor Advisory
usn.ubuntu.com / 4272-1
debian.org / security/2020/dsa-4631