CVE-2025-10929 | Reverse Proxy Header - Less critical - Access bypass - SA-CONTRIB-2025-111

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.

Published: 2025-10-30 Last update: 2025-12-12 Assigner: [email protected] Source: [email protected]
NVD Status：Analyzed，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2025-10929 is rated Low Risk (31.6/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.11%). Monitor for updates and reassess as exploit intelligence or EPSS changes.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2025-10929

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-03-27 0.16% 0.11% -0.05%
2 2026-02-28 0.06% 0.16% +0.10%
3 2025-10-31 — 0.06% —

Full EPSS history (4 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2025-10929

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.3 3.1 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:L)
Might cause slowdowns, glitches, or partial disruption—not a full brick.
 3.9 1.4 134c704f-9b21-4f2e-91b3-4a467353bcc0

Weakness enumeration for CVE-2025-10929

GitHub Security Advisory for CVE-2025-10929

GHSA-fg8x-q69g-4qp3 · Severity: medium · Ecosystem: composer — Drupal Reverse Proxy Header allows Manipulating User-Controlled Variables

Affected software / configurations for CVE-2025-10929

Vendor Product Version Raw CPE
reverse_proxy_header_project reverse_proxy_header < 1.1.2 cpe:2.3:a:reverse_proxy_header_project:reverse_proxy_header:*:*:*:*:*:drupal:*:*

References for CVE-2025-10929

URL Tags
https://www.drupal.org/sa-contrib-2025-111 Patch Vendor Advisory
cvelogic Threat Intelligence