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CVE-2023-34036

17
FAUCET Score

CVE-2023-34036 is a medium-severity vulnerability affecting reactive Spring HATEOAS applications using Spring WebFlux, where malicious forwarded headers can be exploited if not behind a trusted proxy or properly handled. The attack vector is network-based with low complexity, requiring no user interaction, but only impacts integrity (data modification) with no confidentiality or availability impact. Currently, there is no known active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.5.5CPE matchmatch criteria
cpe:2.3:a:vmware:spring_hateoas:*:*:*:*:*:*:*:*
>= 2.0.0, < 2.0.5CPE matchmatch criteria
cpe:2.3:a:vmware:spring_hateoas:*:*:*:*:*:*:*:*
2.1.0CPE matchmatch criteria
cpe:2.3:a:vmware:spring_hateoas:2.1.0:-:*:*:*:*:*:*
2.1.0CPE matchmatch criteria
cpe:2.3:a:vmware:spring_hateoas:2.1.0:milestone1:*:*:*:*:*:*
2.1.0CPE matchmatch criteria
cpe:2.3:a:vmware:spring_hateoas:2.1.0:rc1:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.47%
Probability of exploitation in next 30 days
EPSS Percentile
38.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0047 is in the 24th percentile among its peer group of 23,701 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

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

Remediation

Patch Available

Vendor Patches (3)

mavenpatch availablevia ghsa
Product: org.springframework.hateoas:spring-hateoasFixed in: 1.5.5
mavenpatch availablevia ghsa
Product: org.springframework.hateoas:spring-hateoasFixed in: 2.0.5
mavenpatch availablevia ghsa
Product: org.springframework.hateoas:spring-hateoasFixed in: 2.1.1

Vendor Advisories (1)

mavenGHSA-7m5c-fgwf-mwphmedium

Spring HATEOAS vulnerable to Improper Neutralization of HTTP Headers for Scripting Syntax

Jul 17, 2023

References

spring.io / security/cve-2023-34036
MitigationVendor Advisory