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CVE-2026-40982 is a directory traversal vulnerability in the spring-cloud-config-server module of Spring Cloud Config. The module can serve text and binary files, and a specially crafted URL can cause file-path resolution to escape intended directories. Affected versions are Spring Cloud Config 3.1.0–3.1.13, 4.1.0–4.1.9, 4.2.0–4.2.6, 4.3.0–4.3.2, and 5.0.0–5.0.2.
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No valid public exploits. Mallory filtered out 1 candidate as fakes, detection scripts, or README-only repos.
All candidate exploits were filtered out by Mallory's validation.
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Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
20 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A critical directory traversal vulnerability in Spring Cloud Config Server that allows attackers to access arbitrary files on the host via crafted URLs.
A directory traversal vulnerability affecting Spring Cloud Config Server.
A directory traversal vulnerability in Spring Cloud Config's spring-cloud-config-server module that can allow a remote attacker to retrieve arbitrary text and binary files via a specially crafted URL.
A critical directory traversal vulnerability in Spring Cloud Config Server that allows unauthenticated remote attackers to read arbitrary files from the underlying host via crafted HTTP requests.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.