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CVE-2021-44664

45
FAUCET Score

CVE-2021-44664 is an authenticated remote code execution (RCE) vulnerability affecting Xerte through version 3.9. Attackers can exploit this by uploading a malicious PHP file disguised as a language file, bypassing upload filters, and manipulating the file's destination via path traversal. This vulnerability carries a high CVSS score of 8.8, indicating a severe impact with high confidentiality, integrity, and availability risks, requiring only low privileges and no user interaction. While not listed in CISA's KEV catalog, exploit code is publicly available on ExploitDB, though there is minimal community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 3.9CPE matchmatch criteria
cpe:2.3:a:xerte:xerte:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.8HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
12.78%
Probability of exploitation in next 30 days
EPSS Percentile
95.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
ExploitDB: EDB-50795 · Mar 2, 2022
This CVE's current EPSS score of 0.1278 is in the 95th percentile among its peer group of 17,829 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

References

packetstormsecurity.com / files/166182/Xerte-3.9-Remote-Code-Execution.html
ExploitThird Party AdvisoryVDB Entry
github.com / thexerteproject/xerteonlinetoolkits/commit/1672d6f46bbd6f6d42f0903ce9a313927ae2836b
PatchThird Party Advisory
github.com / thexerteproject/xerteonlinetoolkits/commit/6daeb81d089d4a561e22f931fff1327660a7d1b5
PatchThird Party Advisory
riklutz.nl / 2021/11/03/authenticated-file-upload-to-remote-code-execution-in-xerte
ExploitThird Party Advisory