PHP up to 8.1.31/8.2.27/8.3.18/8.4.4 Streams HTTP Wrapper input validation

CVSS Meta Temp Score
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CTI Interest Score
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5.0$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in PHP up to 8.1.31/8.2.27/8.3.18/8.4.4. Impacted is an unknown function of the component Streams HTTP Wrapper. The manipulation leads to an unknown weakness. This vulnerability is uniquely identified as CVE-2025-1734. The attack is possible to be carried out remotely. Moreover, an exploit is present. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in PHP up to 8.1.31/8.2.27/8.3.18/8.4.4 and classified as problematic. This issue affects some unknown functionality of the component Streams HTTP Wrapper. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is integrity. The summary by CVE is:

In PHP from 8.1.* before 8.1.32, from 8.2.* before 8.2.28, from 8.3.* before 8.3.19, from 8.4.* before 8.4.5, when receiving headers from HTTP server, the headers missing a colon (:) are treated as valid headers even though they are not. This may confuse applications into accepting invalid headers.

The advisory is shared at github.com. The identification of this vulnerability is CVE-2025-1734. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are unknown but a public exploit is available.

The exploit is available at github.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 232748 (Debian dsa-5878 : libapache2-mod-php8.2 - security update), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 8.1.32, 8.2.28, 8.3.19 or 8.4.5 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (232748) and CERT Bund (WID-SEC-2025-0566). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Affected

  • Debian Linux
  • Amazon Linux 2
  • Red Hat Enterprise Linux
  • Ubuntu Linux
  • SUSE Linux
  • Xerox FreeFlow Print Server
  • Oracle Linux
  • SUSE openSUSE
  • RESF Rocky Linux
  • NetApp Data ONTAP
  • Open Source PHP

Productinfo

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Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔍
CNA CVSS-BT Score: 🔍
CNA Vector: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.0

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 232748
Nessus Name: Debian dsa-5878 : libapache2-mod-php8.2 - security update

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: PHP 8.1.32/8.2.28/8.3.19/8.4.5

Timelineinfo

03/14/2025 🔍
03/14/2025 +0 days 🔍
02/11/2026 +334 days 🔍

Sourcesinfo

Product: php.org

Advisory: github.com
Status: Confirmed

CVE: CVE-2025-1734 (🔍)
GCVE (CVE): GCVE-0-2025-1734
GCVE (VulDB): GCVE-100-299777
CERT Bund: WID-SEC-2025-0566 - PHP: Mehrere Schwachstellen

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/14/2025 20:41
Updated: 02/11/2026 14:54
Changes: 03/14/2025 20:41 (53), 03/15/2025 08:00 (2), 03/30/2025 08:34 (15), 05/24/2025 01:58 (1), 07/03/2025 05:11 (10), 09/13/2025 17:44 (7), 02/11/2026 14:54 (2)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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