EXPOSURES › CVE-2021-26084
CVE-2021-26084
CRITICAL ⌖ ON CISA KEV · EXPLOITED
DETAIL
⚡ RCE
⌖ EXPLOITED IN THE WILD
SHAME 95/100
ransomwarerceexploited-in-wild
An unauthenticated attacker could execute code on vulnerable Atlassian Confluence servers via OGNL injection, and this vulnerability is actively exploited in the wild, often linked to ransomware attacks.
▸ RECOMMENDED ACTION Actively exploited (CISA KEV) — remediate now, ahead of your normal patch cycle.
PLAYERS IMPLICATED
DESCRIPTION
Atlassian Confluence Server and Data Server contain an Object-Graph Navigation Language (OGNL) injection vulnerability that may allow an unauthenticated attacker to execute code.
SENTIMENT · TRUSTED SOURCES
synthesis
severe-fallout
-0.70
Widespread exploitation and CISA inclusion indicate a serious failure with significant fallout.
Explicitly flagged as actively exploited, a severe indicator.
"CISA's Known Exploited Vulnerabilities (KEV) catalog is the authoritative list of security flaws that have been confirmed exploited in real-world attacks."
Initial reporting focused on the vulnerability itself.
"Atlassian Confluence Server and Data Server contain an Object-Graph Navigation Language (OGNL) injection vulnerability that may allow an unauthenticated attacker to execute code."
CISA's inclusion confirms active exploitation, a serious failure.
"CISA Adds Three Known Exploited Vulnerabilities to Catalog"
Mentioned in a list of breaches, no specific judgment.
"7-Eleven (2026, 281.3K records)"
Neutral description of CVE data, no judgment.
"CVE, short for Common Vulnerabilities and Exposures, is a list of publicly disclosed computer security flaws."
Brief mention, no specific judgment.
"The Essential Addons for Elementor plugin is vulnerable to Stored Cross-Site Scripting..."
Brief mention in a broader context of vulnerabilities, no specific judgment.
"Microsoft SharePoint Server flaws are being actively exploited to gain remote code execution..."
AFFECTED FEDRAMP PRODUCTS · 0
No correlated FedRAMP products.