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Public proof of conceptFix available

CVE-2018-1260

A public proof of concept exists; no exploitation attested.

  • Published2018-05-11
  • Fixed in2.3.3 · 2.2.2 · 2.1.2 · 2.0.15
  • WeaknessCWE-94

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Spring Security OAuth, versions 2.3 prior to 2.3.3, 2.2 prior to 2.2.2, 2.1 prior to 2.1.2, 2.0 prior to 2.0.15 and older unsupported versions contains a remote code execution vulnerability. A malicious user or attacker can craft an authorization request to the authorization endpoint that can lead to remote code execution when the resource owner is forwarded to the approval endpoint.

Timeline

dates in UTC
  1. 2018-05-1120:29CVE publishedNVD
  2. 2026-10-2319:23First public proof of conceptPoC-in-GitHub
  3. 2026-10-2319:23EPSS crossed 10 %FIRST EPSS

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2018-1260?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2018-1260?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

OSV · NVD
spring-security-oauth2
BranchAffectedFixed in
2.3≥ 2.3.0, < 2.3.32.3.3
2.2≥ 2.2.0, < 2.2.22.2.2
2.1≥ 2.1.0, < 2.1.22.1.2
2.0≥ 2.0.0, < 2.0.152.0.15
1.0≥ 1.0.0, ≤ 1.0.5no fix published
Pivotal software spring security oauth
BranchAffectedFixed in
2.0≤ 2.0.14no fix published
2.1≥ 2.1, ≤ 2.1.1no fix published
2.2≥ 2.2, ≤ 2.2.1no fix published
2.3≥ 2.3, ≤ 2.3.2no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

  1. Update spring-security-oauth2 to 2.3.3 · 2.2.2 · 2.1.2 · 2.0.15

Advisories and patches

Detection

read 2026-10-23 19:23 UTC
Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
1 repository, unverifiedshoucheng3/SpringSource__spring-security-oauth_CVE-2018-1260_2-3-2-RELEASE
PoC-in-GitHub

Sources

  • NVDCVSS 3.09.8read 2026-10-23
  • NVDCVSS 2.07.5read 2026-10-23
  • NVDweakness (CWE)CWE-94read 2026-10-23
  • FIRST EPSSEPSS score10.6 %read 2026-10-23
  • PoC-in-GitHubproof of concept1read 2026-10-23
  • OSVaffected packages—

Technical details

CVSS v3 Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
2018-05-11
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2018-1260?

Spring Security OAuth, versions 2.3 prior to 2.3.3, 2.2 prior to 2.2.2, 2.1 prior to 2.1.2, 2.0 prior to 2.0.15 and older unsupported versions contains a remote code execution vulnerability. A malicious user or attacker can craft an authorization request to the authorization endpoint that can lead to remote code execution when the resource owner is forwarded to the approval endpoint.

Is CVE-2018-1260 actively exploited?

Active exploitation of CVE-2018-1260 has not been confirmed. Its EPSS score was 10.6% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2018-1260?

CVE-2018-1260 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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