EUVD-2026-72359
GHSA-jvfg-5f69-7f59
Severity by source
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
OOB read in a network-reachable parser; no authentication or interaction needed; read-only primitive means no integrity impact, only potential memory disclosure and crash.
Primary rating from Vendor (VulDB).
CVSS VectorVendor: VulDB
Lifecycle Timeline
3DescriptionCVE.org
A vulnerability was determined in 92181 markdown up to 058cab0cb7fb245a0ccc6b8446963ff8d573558f. Affected by this issue is the function lds of the file md.c. Executing a manipulation can lead to out-of-bounds read. The attack can be executed remotely. This product implements a rolling release for ongoing delivery, which means version information for affected or updated releases is unavailable. This patch is called c000d2f9cf390c315378d3717cf20911cf3e80a6. A patch should be applied to remediate this issue.
AnalysisAI
Out-of-bounds read in the 92181 markdown C library's lds() function allows remote unauthenticated attackers to read memory beyond the intended buffer by supplying crafted markdown input. The flaw exists in md.c prior to commit c000d2f9cf390c315378d3717cf20911cf3e80a6, where the lds() function iterated over space characters without enforcing an end-of-buffer boundary. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | No special configuration or authentication is required. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 4.0 score of 6.9 with low impacts across VC, VI, and VA is consistent with a read-only memory access violation in a parsing library. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Apply patch commit c000d2f9cf390c315378d3717cf20911cf3e80a6, available via GitHub PR#2 at https://github.com/92181/markdown/pull/2. … Detailed patch versions, workarounds, and compensating controls in full report. |
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The package `github.com/gomarkdown/markdown` is a Go library for parsing Markdown text and rendering as HTML. Rated high
PHP cebe markdown parser version 1.2.0 and earlier contains a Cross Site Scripting (XSS) vulnerability in all distribute
Python-Markdown version 3.8 contain a vulnerability where malformed HTML-like sequences can cause html.parser.HTMLParser
Same weakness CWE-125 – Out-of-bounds Read
View allSame technique Information Disclosure
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External POC / Exploit Code
Leaving vuln.today