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CVE-2021-44140

31
FAUCET Score

CVE-2021-44140 is a critical vulnerability affecting Apache JSPWiki versions up to 2.11.0.M8, allowing remote attackers to delete arbitrary files via a crafted HTTP logout request. With a CVSS score of 9.1, it presents a high impact on integrity and availability, requiring no user interaction or privileges for exploitation. Despite its severity, there is no known active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.11.0CPE matchmatch criteria
cpe:2.3:a:apache:jspwiki:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.1CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.2
CvssVersion
3.1

Exploit Intelligence

EPSS Score
6.16%
Probability of exploitation in next 30 days
EPSS Percentile
92.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0616 is in the 87th percentile among its peer group of 36,862 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

mavenpatch availablevia ghsa
Product: org.apache.jspwiki:jspwiki-mainFixed in: 2.11.0

Vendor Advisories (1)

mavenGHSA-8gw6-w5rw-4g5ccritical

Incorrect Default Permissions in Apache JSPWiki

Nov 29, 2021

References

jspwiki-wiki.apache.org / Wiki.jsp
Vendor Advisory
lists.apache.org / thread/5qglpjdhvobppx7j550lf1sk28f6011t
Mailing ListVendor Advisory