9.3

CVE-2015-8557: canonical ubuntu_linux

Modified
AliasesMGASA-2015-0478GHSA-fff8-4w9p-7v76PYSEC-2016-32
Published 08-01-2016Last modified 06-08-2024

Vulnerability summary

CVE-2015-8557 is a high (CVSS 9.3) vulnerability in canonical ubuntu_linux. EPSS estimates a 6.72% chance of exploitation in the next 30 days, higher than 93.9% of scored vulnerabilities.

Priority
Prioritisesevere

Severe, CVSS 9 (NVD); no exploitation reported by the 5 checked sources; EPSS 7% (FIRST, 03-11-2026)

Source freshness unavailable

How is this decided?
CVSS score
9.3/10
010
High · v2.0 (NVD)
EPSS score
6.72%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Timeline

  1. 08-01-2016
    PublishedVulnerability first disclosed.
  2. 06-08-2024
    Last modifiedVulnerability information updated.

Description

The FontManager._get_nix_font_path function in formatters/img.py in Pygments 1.2.2 through 2.0.2 allows remote attackers to execute arbitrary commands via shell metacharacters in a font name.

CVSS metrics

6 scores · 4 sources · 3 versions

EPSS trend

Probability

6.72%

Chance of exploitation in the next 30 days

Percentile

94%

Versus all other CVEs

30-day change

No change 0.00 pp

From 6.72% on 04-10-2026

04-10-202603-11-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Version check

Known conditions: network-reachable, no authentication, no user interaction (CVSS vector). Other conditions: not stated in public data.

Canonical1 product
Debian1 product
  • pygments< 2.0.1+dfsg-2 | < 1.3.1+dfsg-1+deb6u11 | < 1.5+dfsg-1+deb7u1 | < 2.0.1+dfsg-1.1+deb8u1
Mageia1 product
  • python-pygments< 1.6-9.1.mga5
Pygments1 product
  • pygments1.2.2 | 1.3 | 1.3.1 | 1.4 | 1.5 | 1.6 | 1.6:rc1 | 2.0 | 2.0:rc1 | 2.0.1
PyPI1 product
  • pygments≥ 1.2.2, < 2.1
Ubuntu1 product
  • pygments< 1.6+dfsg-1ubuntu1.1

6 vendors · 6 products

References

22 links
Show all 22 references