VDB-349256 · CVE-2026-26195 · GHSA-vgvf-m4fw-938j

Gogs up to 0.14.1 cross site scripting

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.1	$0-$5k	0.00

Summaryinfo

A vulnerability described as problematic has been identified in Gogs up to 0.14.1. The affected element is an unknown function. Such manipulation leads to cross site scripting. This vulnerability is documented as CVE-2026-26195. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Gogs up to 0.14.1. Affected by this issue is an unknown code block. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity. CVE summarizes:

Gogs is an open source self-hosted Git service. Prior to version 0.14.2, stored xss is still possible through unsafe template rendering that mixes user input with safe plus permissive sanitizer handling of data urls. This issue has been patched in version 0.14.2.

The advisory is shared for download at github.com. This vulnerability is handled as CVE-2026-26195 since 02/11/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.007.

Upgrading to version 0.14.2 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch ac21150a53bef3a3061f4da787ab193a8d68ecfc is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at CERT Bund (WID-SEC-2026-0623). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Affected

Open Source Gogs

Productinfo

Name

Gogs

Version

License

open-source

Website

Product: https://github.com/gogs/gogs/

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: 5.2
VulDB Meta Temp Score: 5.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔒

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

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: Gogs 0.14.2
Patch: ac21150a53bef3a3061f4da787ab193a8d68ecfc

Timelineinfo

02/11/2026 CVE reserved
03/05/2026 +22 days Advisory disclosed
03/05/2026 +0 days VulDB entry created
03/07/2026 +2 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: GHSA-vgvf-m4fw-938j
Status: Confirmed

CVE: CVE-2026-26195 (🔒)
GCVE (CVE): GCVE-0-2026-26195
GCVE (VulDB): GCVE-100-349256
CERT Bund: WID-SEC-2026-0623 - Gogs: Mehrere Schwachstellen

Entryinfo

Created: 03/05/2026 20:51
Updated: 03/07/2026 23:35
Changes: 03/05/2026 20:51 (69), 03/06/2026 13:16 (7), 03/07/2026 23:35 (11)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.