KEVIntel
9.8
CVSS
Critical

CVE-2022-26134

PUBLISHED

In affected versions of Confluence Server and Data Center, an OGNL injection vulnerability exists that would allow an unauthenticated attacker to...

Exploited in the wild Used in malware Remote Low complexity No user interaction
Vendor
Atlassian
Product
Confluence Data Center, Confluence Server
Published
Jun 03, 2022
EPSS
94.4% · 100% pctl

Description

In affected versions of Confluence Server and Data Center, an OGNL injection vulnerability exists that would allow an unauthenticated attacker to execute arbitrary code on a Confluence Server or Data Center instance. The affected versions are from 1.3.0 before 7.4.17, from 7.13.0 before 7.13.7, from 7.14.0 before 7.14.3, from 7.15.0 before 7.15.2, from 7.16.0 before 7.16.4, from 7.17.0 before 7.17.4, and from 7.18.0 before 7.18.1.

cisa malware ransomware nuclei_scanner metasploit

CVSS scores

CVSS v3.1 9.8 Critical

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

CVSS v2.0 7.5

AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitation status

Exploited in the wild

Recorded 2022-06-02 00:00:00 UTC · Source

Used in malware

Recorded 2022-06-02 00:00:00 UTC · Source

SSVC decision points

Exploitation
active
Automatable
Yes
Technical impact
total

Known exploited vulnerability sources

Catalogues that list this CVE as a known exploited vulnerability.

Source Added
CISA Jun 02, 2022
Tenable Blog Jun 02, 2026
The Shadowserver (via CIRCL) Jun 01, 2026

Recent mentions

Inside the customer environment: Where threat actors, vulnerabilities, and exposed assets intersect

Tenable Blog · May 27, 2026

Tenable Research has developed a graph-based model linking 600+ threat groups to real-world customer exposures. It reveals which vulnerabilities sit at the intersection of severity, active exploitation, and organizational risk.Key takeawaysThe "patch everything" strategy is dead: Vulnerability prioritization based on exploitation risk offers a path forward. A directed graph model linking 600+ threat actors to vulnerabilities in 7,800 customer environments reveals that 68% of organizations carry at least one CVE previously exploited by a named adversary, and 321 tracked threat groups can reach at least one customer environment through an active vulnerability. Prevalence of "Elite Arsenal" CVEs requires immediate attention: The 242 "Elite Arsenal" CVEs — those meeting all three criteria of critical VPR (≥ 9), CISA KEV listing, and documented threat group exploitation — are nearly universally present across the studied customer base, with 241 of 242 actively detected. More than half are five or more years old, and 78% of the persistently exploited core are simultaneously weaponized by nation-state APTs, commodity malware operators, and ransomware gangs. Non-CVE exposures are universally dangerous: Non-CVE exposures, including misconfigurations, weak credentials, and end-of-life software, are present in virtually 100% of studied organizations, with 60% carrying at least one that maps to a tracked threat actor's preferred techniques. Preliminary modeling suggests these exposures may confer more breach risk than CVE-linked findings, yet no industry-standard scoring infrastructure exists to prioritize them.While the first two posts in this blog series documented the accelerating vulnerability flood and the widening remediation gap, today we answer the outstanding question: Where do these forces actually collide inside customer environments? Using a directed graph model that maps more than 600 tracked threat groups to vulnerabilities observed across 7,800 organizations,...

Potential proof of concepts

These PoCs are unverified and could contain malware. Use at your own risk.

atlassian_confluence_namespace_ognl_injection

metasploit · Created Unknown

Metasploit module for CVE-2022-26134

MaskCyberSecurityTeam/CVE-2022-26134_Behinder_MemShell

github · Created 2023-02-04 06:51:47 UTC · 9 stars

cbk914/CVE-2022-26134_check

github · Created 2023-01-15 20:11:27 UTC · 3 stars

b4dboy17/CVE-2022-26134

github · Created 2022-10-24 19:00:25 UTC · 2 stars

latings/CVE-2022-26134

github · Created 2022-10-16 11:37:33 UTC · 0 stars

CVE-2022-26134

yigexioabai/CVE-2022-26134-cve1

github · Created 2022-10-15 06:01:53 UTC · 0 stars

skhalsa-sigsci/CVE-2022-26134-LAB

github · Created 2022-10-09 17:15:07 UTC · 3 stars

Detecting CVE-2022-26134 using Nuclei

shiftsansan/CVE-2022-26134-Console

github · Created 2022-08-22 09:40:43 UTC · 0 stars

CVE-2022-26134-Console

keven1z/CVE-2022-26134

github · Created 2022-07-23 14:38:11 UTC · 7 stars

远程攻击者在Confluence未经身份验证的情况下,可构造OGNL表达式进行注入,实现在Confluence Server或Data Center上执行任意代码,在现有脚本上修改了poc,方便getshell。

twoning/CVE-2022-26134-PoC

github · Created 2022-07-14 01:28:16 UTC · 2 stars

CVE-2022-26134-PoC

coskper-papa/CVE-2022-26134

github · Created 2022-07-08 12:24:21 UTC · 1 stars

confluence rce

Debajyoti0-0/CVE-2022-26134

github · Created 2022-07-05 07:04:50 UTC · 2 stars

Atlassian Confluence (CVE-2022-26134) - Unauthenticated OGNL injection vulnerability (RCE).

nxtexploit/CVE-2022-26134

github · Created 2022-07-05 04:30:42 UTC · 26 stars

Atlassian Confluence (CVE-2022-26134) - Unauthenticated Remote code execution (RCE)

ColdFusionX/CVE-2022-26134

github · Created 2022-06-24 10:33:13 UTC · 2 stars

Atlassian Confluence OGNL Injection Remote Code Execution (RCE) Vulnerability (CVE-2022-26134)

kh4sh3i/CVE-2022-26134

github · Created 2022-06-21 11:49:48 UTC · 4 stars

[PoC] Atlassian Confluence (CVE-2022-26134) - Unauthenticated OGNL injection vulnerability (RCE)

AmoloHT/CVE-2022-26134

github · Created 2022-06-19 13:50:22 UTC · 14 stars

「💥」CVE-2022-26134 - Confluence Pre-Auth RCE

Chocapikk/CVE-2022-26134

github · Created 2022-06-13 23:01:39 UTC · 4 stars

CVE-2022-26134 - Pre-Auth Remote Code Execution via OGNL Injection

murataydemir/CVE-2022-26134

github · Created 2022-06-10 09:52:22 UTC · 1 stars

[CVE-2022-26134] Confluence Pre-Auth Object-Graph Navigation Language (OGNL) Injection

cai-niao98/CVE-2022-26134

github · Created 2022-06-09 02:11:58 UTC · 3 stars

CVE-2022-26134

Y000o/Confluence-CVE-2022-26134

github · Created 2022-06-07 16:42:36 UTC · 4 stars

whokilleddb/CVE-2022-26134-Confluence-RCE

github · Created 2022-06-07 11:17:25 UTC · 12 stars

Exploit for CVE-2022-26134: Confluence Pre-Auth Remote Code Execution via OGNL Injection

alcaparra/CVE-2022-26134

github · Created 2022-06-07 10:36:11 UTC · 4 stars

CVE-2022-26134 Confluence OGNL Injection POC

BeichenDream/CVE-2022-26134-Godzilla-MEMSHELL

github · Created 2022-06-07 09:19:02 UTC · 337 stars

li8u99/CVE-2022-26134

github · Created 2022-06-07 06:57:02 UTC · 4 stars

Atlassian Confluence 远程代码执行漏洞(CVE-2022-26134)

CatAnnaDev/CVE-2022-26134

github · Created 2022-06-06 16:45:35 UTC · 3 stars

archanchoudhury/Confluence-CVE-2022-26134

github · Created 2022-06-06 06:16:47 UTC · 4 stars

This repository talks about Zero-Day Exploitation of Atlassian Confluence, it's defense and analysis point of view from a SecOps or Blue Team perspective

hev0x/CVE-2022-26134

github · Created 2022-06-06 02:43:06 UTC · 40 stars

Confluence Pre-Auth Remote Code Execution via OGNL Injection (CVE-2022-26134)

abhishekmorla/CVE-2022-26134

github · Created 2022-06-05 20:35:38 UTC · 10 stars

Vulnmachines/Confluence-CVE-2022-26134

github · Created 2022-06-05 12:23:34 UTC · 3 stars

SNCKER/CVE-2022-26134

github · Created 2022-06-04 11:16:28 UTC · 28 stars

[CVE-2022-26134]Confluence OGNL expression injected RCE with sandbox bypass.

shamo0/CVE-2022-26134

github · Created 2022-06-04 10:44:38 UTC · 1 stars

Confluence Server and Data Center - CVE-2022-26134 - Critical severity unauthenticated remote code execution vulnerability PoC

Brucetg/CVE-2022-26134

github · Created 2022-06-04 10:27:50 UTC · 2 stars

(CVE-2022-26134)an unauthenticated and remote OGNL injection vulnerability resulting in code execution in the context of the Confluence server

kyxiaxiang/CVE-2022-26134

github · Created 2022-06-04 05:46:48 UTC · 3 stars

crowsec-edtech/CVE-2022-26134

github · Created 2022-06-03 19:24:30 UTC · 32 stars

CVE-2022-26134 - Confluence Pre-Auth RCE | OGNL injection

offlinehoster/CVE-2022-26134

github · Created 2022-06-03 08:01:49 UTC · 8 stars

Information and scripts for the confluence CVE-2022-26134

Timeline

  • CVE ID Reserved

  • Exploit Used in Malware

  • Added to KEVIntel

  • CVE Published to Public

  • Detected by Nuclei

  • Detected by Metasploit

  • Added to KEVIntel

  • Added to KEVIntel