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CVE-2018-1000523

24
FAUCET Score

CVE-2018-1000523 is an improper input validation vulnerability (CWE-20) in topydo, specifically within the ListFormatParser::parse function, which can lead to injection of arbitrary bytes, including terminal escape codes. This high-severity vulnerability (CVSS 8.1) requires user interaction, as the victim must open a specially crafted todo.txt file. While the potential impact includes high integrity and availability compromise, there is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:topydo:topydo:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.1HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.2
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.17%
Probability of exploitation in next 30 days
EPSS Percentile
64.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0117 is in the 63rd percentile among its peer group of 14,848 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 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 0.1 Security Researcher mentions.

Remediation

Vendor Advisories (1)

pipGHSA-h6h9-pphv-m266high

Topydo Improper Input Validation vulnerability

Sep 13, 2018

References

github.com / bram85/topydo/blob/master/topydo/lib/ListFormat.py
Third Party Advisory
github.com / bram85/topydo/issues/240
Third Party Advisory