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CVE-2019-9850

25
FAUCET Score

CVE-2019-9850 is a critical vulnerability in LibreOffice versions prior to 6.2.6, where an insufficient URL validation flaw allows attackers to bypass existing protections and execute arbitrary Python commands via LibreLogo scripts embedded in documents. This vulnerability affects various distributions including Canonical, Debian, FedoraProject, LibreOffice, and OpenSUSE. With a CVSS score of 9.8 (CRITICAL), it poses a significant risk due to its network-based attack vector, low attack complexity, and high potential for confidentiality, integrity, and availability compromise. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
16.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
18.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
19.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:19.04:*:*:*:*:*:*:*
8.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
9.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
3.37%
Probability of exploitation in next 30 days
EPSS Percentile
87.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0337 is in the 80th percentile among its peer group of 36,897 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (4)

asteriskpatch availablevia llm_extracted
Fixed in: 6.2.6/6.3.0
View patch
check_pointpatch availablevia llm_extracted
Fixed in: 6.2.6/6.3.0
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: libreoffice-1:5.3.6.1-24.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: libreoffice-1:6.0.6.1-20.el8
View patch

Vendor Advisories (3)

redhatCVE-2019-9850Moderate

libreoffice: Insufficient URL validation allowing LibreLogo script execution

Aug 15, 2019
asteriskllm-asterisk-cb704b278f901bf1

Insufficient url validation allowing LibreLogo script execution

check_pointllm-check_point-d17b240de4837abe

Insufficient url validation allowing LibreLogo script execution

References

lists.opensuse.org / opensuse-security-announce/2019-09/msg00006.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-security-announce/2019-09/msg00067.html
Mailing ListThird Party Advisory
lists.debian.org / debian-lts-announce/2019/10/msg00005.html
Mailing ListThird Party Advisory
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/PMEGUWMWORC3DOVEHVXLFT3A5RSCMLBH
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/WVSDPZJG3UA43X3JXRHJAWXLDZEW77LM
seclists.org / bugtraq/2019/Aug/28
Mailing ListThird Party Advisory
usn.ubuntu.com / 4102-1
Third Party Advisory
debian.org / security/2019/dsa-4501
Third Party Advisory
libreoffice.org / about-us/security/advisories/CVE-2019-9850
Vendor Advisory