CVE-2009-0535: Directory traversal vulnerability in export.php in Thyme 1.3 and earlier, when register_globals is disabled, a

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HIGH 7.5DOWNGRADE

CVE-2009-0535 is a high-severity flaw (CVSS 7.5) affecting thyme. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Directory traversal vulnerability in export.php in Thyme 1.3 and earlier, when register_globals is disabled, allows remote attackers to read arbitrary files via a .. (dot dot) in the export_to parameter.

Why this priority

High severity
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	2.3% (top 17%)
CISA exploited list	No
Weakness	CWE-22
Published	2009-02-11
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: extrosoft

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2009-02-11 20:30 UTCPublished CVE record published
2026-06-16 23:05 UTCUpdated Record last modified

extrosoft thyme DOWNGRADE

Affected: 1.3

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.3

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.3 (Debian / Ubuntu)

apt-cache madison thyme sudo apt install thyme=<VERSION_BEFORE_1.3> sudo apt-mark hold thyme

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list thyme sudo dnf downgrade thyme-<VERSION_BEFORE_1.3> sudo dnf versionlock add thyme

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: Thyme 1.3 - 'export_to' Local File Inclusion

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-2009-0535?

thyme: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2009-0535 being exploited?

CVE-2009-0535 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-2009-0535 affect?

CVE-2009-0535 affects thyme. Severity is high (CVSS 7.5). Directory traversal vulnerability in export.php in Thyme 1.3 and earlier, when register_globals is disabled, allows remote attackers to read arbitrary files via a .. (dot dot) in the export_to parameter.

How urgent is CVE-2009-0535?

Priority 52/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2008-6404 MEDIUM 4.3 DOWNGRADE Cross-site scripting (XSS) vulnerability in add_calendars.php in eXtrovert Software Thyme 1.3 allows remote at
CVE-2008-4459 HIGH 7.5 DOWNGRADE SQL injection vulnerability in pick_users.php in the groups module in eXtrovert Thyme 1.3 allows remote attack

References

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