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CVE•Published 2026-05-21•Modified 2026-05-21•0 articles on news•5 live references•NVD data

CVE-2026-7836

Vulnerability data via NVD (ingested)

CVSS v3.1
3.1
LOW
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N
EPSS percentile
—
Weaknesses (CWE)
CWE-682Incorrect Calculation
Description

An incorrect calculation in the hextoint macro in Netatalk 2.0.0 through 4.4.2 due to improper uppercase character handling allows a remote authenticated attacker to cause limited data modification via crafted hexadecimal input.

Timeline
Published 2026-05-21
Modified 2026-05-21

External references

NVDMITREExploit-DBSploitusVulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag0 hosts
vuln:CVE-2026-7836
Hosts Shodan has explicitly fingerprinted as vulnerable.
More intel sources (5)
Shodan report
vuln:CVE-2026-7836
Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-7836
Censys host search filtered to this CVE id.
grep.app
CVE-2026-7836
Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-7836
GitHub code search for direct mentions.
Google dork
"CVE-2026-7836" exploit -site:nvd.nist.gov
Write-ups and news, NVD excluded.

Known PoCs on GitHub (3)

CVE-2026-78363 repos
liuzhen9320/zstarunknown
They said organizing stars was extremely troublesome, so I lent a hand.
★ 5·updated 1d ago
rxerium/CISA-KEVPython
An automated repo to track Nuclei template scanning capabilities against the CISA KEV.
★ 3·updated today
joaomagfreitas/starsunknown
Complete list of repositories I've starred
★ 2·updated today
We haven't classified any articles referencing CVE-2026-7836 yet. The external references above still apply.