CVE-2026-22748 | Vmware Spring Security up to 6.3.14/6.4.14/6.5.9/7.0.4 JWT Decoding NimbusJwtDecoder/NimbusReactiveJwtDecoder

VDB-358780 · CVE-2026-22748 · GCVE-0-2026-22748 VMWARE SPRING SECURITY UP TO 6.3.14/6.4.14/6.5.9/7.0.4 JWT DECODING NIMBUSJWTDECODER/NIMBUSREACTIVEJWTDECODER HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 4.1 $0-$5k 0.77+ Summaryinfo A vulnerability, which was classified as problematic, was found in Vmware Spring Security up to 6.3.14/6.4.14/6.5.9/7.0.4. This issue affects the function NimbusJwtDecoder/NimbusReactiveJwtDecoder of the component JWT Decoding. Executing a manipulation can lead to an unknown weakness. This vulnerability is registered as CVE-2026-22748. It is possible to launch the attack remotely. No exploit is available. You should upgrade the affected component. Detailsinfo A vulnerability has been found in Vmware Spring Security up to 6.3.14/6.4.14/6.5.9/7.0.4 and classified as problematic. This vulnerability affects the function NimbusJwtDecoder/NimbusReactiveJwtDecoder of the component JWT Decoding. As an impact it is known to affect integrity. CVE summarizes: Vulnerability in Spring Spring Security. When an application configures JWT decoding with NimbusJwtDecoder  or NimbusReactiveJwtDecoder, it must configure an OAuth2TokenValidator separately, for example by calling setJwtValidator.This issue affects Spring Security: from 6.3.0 through 6.3.14, from 6.4.0 through 6.4.14, from 6.5.0 through 6.5.9, from 7.0.0 through 7.0.4. The advisory is shared for download at spring.io. This vulnerability was named CVE-2026-22748 since 01/09/2026. The exploitation appears to be difficult. The attack can be initiated remotely. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 04/22/2026). Upgrading to version 6.3.15, 6.4.15, 6.5.10 or 7.0.5 eliminates this vulnerability. Productinfo Vendor Vmware Name Spring Security Version 6.3.0 6.3.1 6.3.2 6.3.3 6.3.4 6.3.5 6.3.6 6.3.7 6.3.8 6.3.9 6.3.10 6.3.11 6.3.12 6.3.13 6.3.14 6.4.0 6.4.1 6.4.2 6.4.3 6.4.4 6.4.5 6.4.6 6.4.7 6.4.8 6.4.9 6.4.10 6.4.11 6.4.12 6.4.13 6.4.14 6.5.0 6.5.1 6.5.2 6.5.3 6.5.4 6.5.5 6.5.6 6.5.7 6.5.8 6.5.9 7.0.0 7.0.1 7.0.2 7.0.3 7.0.4 License commercial Website Vendor: https://www.vmware.com/ CPE 2.3info 🔒 🔒 🔒 CPE 2.2info 🔒 🔒 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv3info VulDB Meta Base Score: 4.2 VulDB Meta Temp Score: 4.1 VulDB Base Score: 3.1 VulDB Temp Score: 3.0 VulDB Vector: 🔒 VulDB Reliability: 🔍 CNA Base Score: 5.3 CNA Vector (vmware): 🔒 CVSSv2info Vector Complexity Authentication Confidentiality Integrity Availability Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock VulDB Base Score: 🔒 VulDB Temp Score: 🔒 VulDB Reliability: 🔍 Exploitinginfo Class: Unknown CWE: Unknown CAPEC: 🔒 ATT&CK: 🔒 Physical: No Local: No Remote: Yes Availability: 🔒 Status: Not defined Price Prediction: 🔍 Current Price Estimation: 🔒 0-Day Unlock Unlock Unlock Unlock Today Unlock Unlock Unlock Unlock Threat Intelligenceinfo Interest: 🔍 Active Actors: 🔍 Active APT Groups: 🔍 Countermeasuresinfo Recommended: Upgrade Status: 🔍 0-Day Time: 🔒 Upgrade: Spring Security 6.3.15/6.4.15/6.5.10/7.0.5 Timelineinfo 01/09/2026 CVE reserved 04/22/2026 +102 days Advisory disclosed 04/22/2026 +0 days VulDB entry created 04/22/2026 +0 days VulDB entry last update Sourcesinfo Vendor: vmware.com Advisory: spring.io Status: Confirmed CVE: CVE-2026-22748 (🔒) GCVE (CVE): GCVE-0-2026-22748 GCVE (VulDB): GCVE-100-358780 scip Labs: https://www.scip.ch/en/?labs.20060413 Entryinfo Created: 04/22/2026 09:43 Changes: 04/22/2026 09:43 (63) Complete: 🔍 Cache ID: 99:E8A:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸