CVE-2025-10929

Reverse Proxy Header - Less critical - Access bypass - SA-CONTRIB-2025-111

MEDIUM

5.3

CVSS Score

Published: October 29, 2025 at 11:14 PM UTC

Updated: October 8, 2026 at 10:10 AM UTC

2 products affected across 2 vendorsReverse Proxy HeaderReverse Proxy Header

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Severity

MEDIUM5.3

Exploit prediction

EPSS 0.3%

SSVC

No known exploit

Description

Improper Validation of Consistency within Input vulnerability in Drupal Reverse Proxy Header allows Manipulating User-Controlled Variables.This issue affects Reverse Proxy Header: from 0.0.0 before 1.1.2.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Reverse Proxy Header · Reverse Proxy Header Projectdrupal

95%

v < 1.1.2

Reverse Proxy Header · Drupaldrupal

60%

0.0.0 ≤ v < 1.1.20.0.0

Affected range stops below 1.1.2, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

https://www.drupal.org/sa-contrib-2025-111

References (1)

PatchVendor Advisory

Source: cverecord

https://www.drupal.org/sa-contrib-2025-111

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.3MEDIUMCISA-ADP

Attack Vector: NETWORK
Complexity: LOW
Privileges: NONE
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: NONE
Integrity: NONE
Availability: LOW

Vector?

Quick Info

StatusANALYZED

CWE

CWE-1288

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