CVE-2005-0976: AppleWebKit (WebCore and WebKit), as used in multiple products such as Safari 1.2 and OmniGroup OmniWeb 5.1, a

This month

MEDIUM 5.0DOWNGRADEDOWNGRADEDOWNGRADE

CVE-2005-0976 is a medium-severity flaw (CVSS 5.0) affecting safari, shiira, omniweb. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

AppleWebKit (WebCore and WebKit), as used in multiple products such as Safari 1.2 and OmniGroup OmniWeb 5.1, allows remote attackers to read arbitrary files via the XMLHttpRequest Javascript component, as demonstrated using automatically mounted disk images and file:// URLs.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	1.8% (top 21%)
CISA exploited list	No
Published	2005-05-02
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: apple · hmdt · omnigroup

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

Am I affected?

Timeline

2005-05-02 04:00 UTCPublished CVE record published
2026-06-16 22:12 UTCUpdated Record last modified

apple safari DOWNGRADE

Affected: 1.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.2

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.2 (Debian / Ubuntu)

apt-cache madison safari sudo apt install safari=<VERSION_BEFORE_1.2> sudo apt-mark hold safari

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

dnf --showduplicates list safari sudo dnf downgrade safari-<VERSION_BEFORE_1.2> sudo dnf versionlock add safari

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.

hmdt shiira DOWNGRADE

Affected: 0.93

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.93

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 0.93 (Debian / Ubuntu)

apt-cache madison shiira sudo apt install shiira=<VERSION_BEFORE_0.93> sudo apt-mark hold shiira

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

dnf --showduplicates list shiira sudo dnf downgrade shiira-<VERSION_BEFORE_0.93> sudo dnf versionlock add shiira

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.

omnigroup omniweb DOWNGRADE

Affected: 5.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.1

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 5.1 (Debian / Ubuntu)

apt-cache madison omniweb sudo apt install omniweb=<VERSION_BEFORE_5.1> sudo apt-mark hold omniweb

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

dnf --showduplicates list omniweb sudo dnf downgrade omniweb-<VERSION_BEFORE_5.1> sudo dnf versionlock add omniweb

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.

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-2005-0976?

safari: downgrade or apply the listed mitigation; shiira: downgrade or apply the listed mitigation; omniweb: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2005-0976 being exploited?

CVE-2005-0976 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-2005-0976 affect?

CVE-2005-0976 affects safari, shiira, omniweb. Severity is medium (CVSS 5.0). AppleWebKit (WebCore and WebKit), as used in multiple products such as Safari 1.2 and OmniGroup OmniWeb 5.1, allows remote attackers to read arbitrary files via the XMLHttpRequest Javascript component, as demonstrated using automatically mo

How urgent is CVE-2005-0976?

Priority 42/100. Public exploit reference

Software pages

Safari vulnerabilities · WebKit vulnerabilities · Apple Safari and WebKit vulnerabilities

Related CVEs

CVE-2026-112697 HIGH 8.8 UPGRADE UPGRADE A use-after-free issue was addressed with improved memory management
CVE-2026-112639 HIGH 8.8 UPGRADE UPGRADE A use-after-free issue was addressed with improved memory management
CVE-2026-112637 HIGH 8.8 UPGRADE UPGRADE A use-after-free issue was addressed with improved memory management
CVE-2026-112626 HIGH 8.8 UPGRADE UPGRADE A use-after-free issue was addressed with improved memory management
CVE-2026-112655 HIGH 8.8 UPGRADE UPGRADE A use-after-free issue was addressed with improved memory management

References

← Back to latest CVEs