CVE-2020-35657: Jaws through 1.8.0 allows remote authenticated administrators to execute arbitrary code via crafted use of Upl

Q: How do I fix CVE-2020-35657?

jaws: upgrade to newer than 1.8.0. Exact commands for each OS are on this page.

Q: Is CVE-2020-35657 being exploited?

CVE-2020-35657 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2020-35657 affect?

CVE-2020-35657 affects jaws. Severity is high (CVSS 7.2). Jaws through 1.8.0 allows remote authenticated administrators to execute arbitrary code via crafted use of UploadTheme to upload a theme ZIP archive containing a .php file that is able to execute OS commands. NOTE: this is unrelated to the

Q: How urgent is CVE-2020-35657?

Priority 56/100. High severity; Public exploit reference; On your watchlist

This month

HIGH 7.2WATCHLISTUPGRADE

CVE-2020-35657 is a high-severity flaw (CVSS 7.2) affecting jaws. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Jaws through 1.8.0 allows remote authenticated administrators to execute arbitrary code via crafted use of UploadTheme to upload a theme ZIP archive containing a .php file that is able to execute OS commands. NOTE: this is unrelated to the JAWS (aka Job Access With Speech) product.

Why this priority

High severity
Public exploit reference
On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	7.2 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	2.5% (top 15%)
CISA exploited list	No
Weakness	CWE-434
Published	2020-12-23
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: jaws project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2020-12-23 03:15 UTCPublished CVE record published
2026-06-17 03:14 UTCUpdated Record last modified

jaws project jaws UPGRADE

Affected: <= 1.8.0

Fixed in: newer than 1.8.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy jaws || rpm -q jaws || jaws --version

2. UPGRADE to newer than 1.8.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade jaws

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade jaws

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2020-35657?

jaws: upgrade to newer than 1.8.0. Exact commands for each OS are on this page.

Is CVE-2020-35657 being exploited?

CVE-2020-35657 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2020-35657 affect?

CVE-2020-35657 affects jaws. Severity is high (CVSS 7.2). Jaws through 1.8.0 allows remote authenticated administrators to execute arbitrary code via crafted use of UploadTheme to upload a theme ZIP archive containing a .php file that is able to execute OS commands. NOTE: this is unrelated to the

How urgent is CVE-2020-35657?

Priority 56/100. High severity; Public exploit reference; On your watchlist

Software pages

PHP vulnerabilities

Related CVEs

CVE-2020-35656 HIGH 7.2 UPGRADE Jaws through 1.8.0 allows remote authenticated administrators to execute arbitrary code via crafted use of adm

References

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