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CVE-2026-41845

HIGH 7.1

Published 2026-06-09 · Last modified 2026-06-27

Due to incorrect escaping, the use of JavaScriptUtils.javaScriptEscape() may lead to JavaScript code injection in the browser, potentially resulting in a cross-site scripting (XSS) vulnerability. Affected versions: Spring Framework 7.0.0 through 7.0.7; 6.2.0 through 6.2.18; 6.1.0 through 6.1.27; 5.3.0 through 5.3.48.

ELEVATED IMPACT

Severe if exploited (CVSS 7.1), but no known exploitation and low modeled probability. Patch on a normal cadence.

Exploitation likelihood

0.2%chance of exploitation in 30 days · 6th percentile

○ In CISA KEV ○ Public exploit / PoC

Impact if exploited

7.1CVSS 3.1 · HIGH

  • ConfidentialityHigh
  • IntegrityLow
  • AvailabilityNone

What an attacker needs

  • ✓Access: Reachable over the network — no local access needed
  • ✓Privileges: No account or privileges required
  • ⚠User interaction: A user must take an action (click / open a file)
  • ✓Complexity: No special conditions — reliably repeatable

✓ lowers the bar for an attacker · ⚠ raises it

Proof of concept & exploit code

Test against your own equipment

curl -s https://vulnpedia.com/cve/CVE-2026-41845/poc.jsonMachine-readable PoC index for this CVE (for automation).

Listed for defensive triage, patch verification, and authorized testing on systems you own. Machine-readable: /cve/CVE-2026-41845/poc.json

Affected

Vendors Spring Vmware

Products Spring Framework

Weakness (CWE)

  • CWE-79: : Improper Neutralization of Input During Web Page Generation (Cross-site Scripting)

CVSS vector

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

Known Affected Software Configurations

VendorProductVersion range
VmwareSpring Framework≥ 5.3.0 and < 5.3.49
VmwareSpring Framework≥ 6.1.0 and < 6.1.28
VmwareSpring Framework≥ 6.2.0 and < 6.2.18.1
VmwareSpring Framework≥ 7.0.0 and < 7.0.7.1

All CVSS metrics

  • HIGH 7.1 v3.1 · CNA Primary
    CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N
  • HIGH 7.1 v3.1 · NVD Secondary
    CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N
  • MEDIUM 6.1 v3.1 · NVD Primary
    CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

References

Advisories

Sources: NVD · CVE.org · EPSS